Name: Colin Markes
Country: USA
Birthdate: 01.03.97, 27 years
ATP ranking: 806
TOP ranking's position: 582 (21.11.22, 53 points)
Points: 27
Prize money: 36864 $
Matches total: 236
Win: 132
%: 55.93 %
Country: USA
Birthdate: 01.03.97, 27 years
ATP ranking: 806
TOP ranking's position: 582 (21.11.22, 53 points)
Points: 27
Prize money: 36864 $
Matches total: 236
Win: 132
%: 55.93 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2024 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2023 | 24/34 | 18/20 | 3/7 | 3/7 | 0/0 | 0/0 | 0/0 |
| 2022 | 51/33 | 47/28 | 4/4 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2021 | 17/8 | 17/8 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2019 | 10/10 | 7/5 | 3/5 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2018 | 16/6 | 14/5 | 0/0 | 2/1 | 0/0 | 0/0 | 0/0 |
| 2017 | 2/2 | 2/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2016 | 5/5 | 0/2 | 4/2 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2015 | 7/5 | 3/3 | 3/1 | 1/1 | 0/0 | 0/0 | 0/0 |
| TOTAL | 132/104 | 108/74 | 17/19 | 7/11 | 0/0 | 0/0 | 0/0 |
| perc. % | 55.93 % | 59.34 % | 47.22 % | 38.89 % | 0 % | 0 % | 0 % |
Colin Markes / scheduled / last
| no matches found |
Colin Markes form / surface: Hard
Colin Markes / surface: Hard
| 21.01.24 | q 1 | Thomas Fancutt | Colin Markes | 6-4, 6-1 |  | match details |  Indian Wells | Hard |
| 30.11.23 | 2nd round | John Echeverria | Colin Markes | 5-7, 6-4, 7-67 | | match details |  M15 Madrid | Hard |
| 29.11.23 | 1st round | Colin Markes | A.j. Catanzariti | 7-63, 5-7, 6-4 |  | match details | ||
| 10.11.23 | 1/4 | Eliot Spizzirri | Colin Markes | 6-1, 6-2 | | match details | M25 Austin | Hard |
| 09.11.23 | 2nd round | Colin Markes | Mark Whitehouse | 1-6, 7-5, 10-6 | | match details | ||
| 08.11.23 | 1st round | Colin Markes | Tiago Torres | 2-6, 6-3, 6-0 | | match details | ||
| 19.10.23 | 2nd round | Shunsuke Mitsui | Colin Markes | 6-2, 6-2 | | match details | M15 Las | Hard |
| 18.10.23 | 1st round | Colin Markes | Dusan Rsovac | 6-1, 6-0 | | match details | ||
| 09.10.23 | qual. | Alfredo Perez | Colin Markes | 6-3, 2-6, 6-4 | | match details | Fairfield Challenger | Hard |
| 08.10.23 | q 1 | Colin Markes | Clement Chidekh | 6-4, 6-2 | | match details | ||
| 29.09.23 | 1/4 | Keegan Smith | Colin Markes | 6-72, 6-3, 6-4 | | match details | M15 Albuquerque | Hard |
| 28.09.23 | 2nd round | Colin Markes | Adam Neff | 6-4, 3-6, 6-3 | | match details | ||
| 26.09.23 | 1st round | Colin Markes | Aram Noroozian | 7-5, 7-66 | | match details | ||
| 10.09.23 | q 1 | Alex Rybakov | Colin Markes | 6-3, 6-1 | | match details | Cary 2 | Hard |
| 14.08.23 | 1st round | Federico Gaio | Colin Markes | 3-6, 6-3, 6-4 | | match details | Stanford Challenger | Hard |
| 13.08.23 | qual. | Tristan Boyer | Colin Markes | 6-1, 6-3 | | match details | ||
| 31.07.23 | qual. | Aidan Mayo | Colin Markes | 6-2, 7-5 | | match details | Lexington Challenger | Hard |
| 30.07.23 | q 1 | Colin Markes | Blu Baker | 6-4, 7-5 | | match details | ||
| 27.07.23 | 2nd round | Aidan Mchugh | Colin Markes | 2-6, 6-2, 7-5 | | match details | M25 Edwardsville | Hard |
| 26.07.23 | 1st round | Colin Markes | Alejandro Moreno (USA) | 7-63, 6-3 | | match details | ||
| 17.07.23 | qual. | Joshua Sheehy | Colin Markes | 6-2, 6-72, 7-5 | | match details |  Granby Challenger | Hard |
| 16.07.23 | q 1 | Colin Markes | Ernesto Escobedo | 6-1, 6-3 | | match details | ||
| 21.06.23 | 1st round | Jack Pinnington Jones | Colin Markes | 6-2, 6-2 | | match details | M25 Tulsa | Hard |
| 15.06.23 | 2nd round | Alexander Kotzen | Colin Markes | 6-2, 6-2 | | match details | M15 San | Hard |
| 14.06.23 | 1st round | Colin Markes | Jaycer Lyeons | 6-76, 6-3, 6-3 | | match details | ||
| 29.05.23 | qual. | Beibit Zhukayev | Colin Markes | 6-0, 6-3 | | match details | Little Rock | Hard |
| 28.05.23 | q 1 | Colin Markes | Strong Kirchheimer | 5-7, 7-62, 7-60 | | match details | ||
| 23.03.23 | 1st round | Alex Michelsen | Colin Markes | 6-3, 6-2 | | match details | M25 Calabasas | Hard |
| 16.03.23 | 2nd round | Naoki Nakagawa | Colin Markes | 6-2, 6-2 | | match details | M25 Bakersfield | Hard |
| 15.03.23 | 1st round | Colin Markes | Miles Jones | 4-6, 7-5, 6-3 | | match details | ||
| 11.02.23 | 2nd round | Nicolas Tepmahc | Colin Markes | 6-3, 6-3 | | match details |  M15 Monastir | Hard |
| 07.02.23 | 1st round | Colin Markes | Stefanos Sakellaridis | 7-5, 2-6, 7-62 | | match details | ||
| 02.02.23 | 2nd round | Fajing Sun | Colin Markes | 6-2, 6-2 | | match details | M25 Monastir | Hard |
| 31.01.23 | 1st round | Colin Markes | Luca Potenza | 2-6, 6-4, 6-2 | | match details | ||
| 27.01.23 | 1/4 | Stefanos Sakellaridis | Colin Markes | 6-1, 4-6, 6-4 | | match details | M15 Monastir | Hard |
| 26.01.23 | 2nd round | Colin Markes | John Echeverria | 7-66, 7-5 | | match details | ||
| 25.01.23 | 1st round | Colin Markes | Skander Mansouri | 7-64, 7-65 | | match details | ||
| 06.01.23 | 1st round | Colin Markes | Isaiah Strode | 2-6, 6-1, 11-9 | | match details | M25 Malibu | Hard |
| 06.01.23 | 2nd round | Zachary Svajda | Colin Markes | 6-1, 6-2 | | match details | ||
| 12.11.22 | 1/2 | Andres Andrade | Colin Markes | 7-5, 6-1 | | match details | M25 Austin | Hard |
| 12.11.22 | 1/4 | Colin Markes | Bernard Tomic | 6-3, 3-6, 6-3 | | match details | ||
| 10.11.22 | 2nd round | Colin Markes | Alex Kuperstein | 6-0, 6-1 | | match details | ||
| 09.11.22 | 1st round | Colin Markes | Gabriel Evans | 6-78, 6-2, 6-1 | | match details | ||
| 09.10.22 | q 1 | Alfredo Perez | Colin Markes | 3-6, 7-5, 6-3 | | match details | Fairfield Challenger | Hard |
| 02.10.22 | q 1 | Nick Chappell | Colin Markes | 6-1, 6-3 | | match details | Tiburon Challenger | Hard |
| 25.09.22 | q 1 | Ezekiel Clark | Colin Markes | 3-6, 6-2, 6-2 | | match details | Charleston Challenger | Hard |
| 11.09.22 | fin | Aziz Dougaz | Colin Markes | 7-5, 6-3 | | match details | M15 Monastir | Hard |
| 10.09.22 | 1/2 | Colin Markes | Matthew Dellavedova | 6-4, 7-63 | | match details | ||
| 09.09.22 | 1/4 | Colin Markes | Alex Knaff | 6-4, 3-6, 6-3 | | match details | ||
| 08.09.22 | 2nd round | Colin Markes | Egor Agafonov | 6-3, 6-4 | | match details | ||
| 06.09.22 | 1st round | Colin Markes | Guy Orly Iradukunda | 7-5, 6-3 | | match details | ||
| 02.09.22 | 1/4 | Aziz Dougaz | Colin Markes | 6-1, 4-3, Colin Markes - retired | | match details | M15 Monastir | Hard |
| 01.09.22 | 2nd round | Colin Markes | Karan Singh | 7-63, 6-2 | | match details | ||
| 30.08.22 | 1st round | Colin Markes | Rayan Ghedjemis | 6-76, 6-1, 3-0, Rayan Ghedjemis - retired | | match details | ||
| 25.08.22 | 2nd round | Juncheng Shang | Colin Markes | 6-2, 6-2 | | match details | Granby Challenger | Hard |
| 24.08.22 | 1st round | Colin Markes | Ezekiel Clark | 7-64, 3-6, 6-4 | | match details | ||
| 22.08.22 | qual. | Colin Markes | Julian Cash | 7-66, 6-4 | | match details | ||
| 21.08.22 | q 1 | Colin Markes | Niels Peter Van Noord | 4-6, 6-2, 6-3 | | match details | ||
| 31.07.22 | q 1 | Connor Farren | Colin Markes | 1-6, 7-68, 7-62 | | match details | Lexington Challenger | Hard |
| 19.07.22 | 1st round | Ivar Aramburu Contreras | Colin Markes | 2-6, 7-63, 6-4 | | match details |  M15 Cancun | Hard |
| 12.07.22 | 1st round | Blaise Bicknell | Colin Markes | 6-4, 4-6, 6-3 | | match details | M15 Cancun | Hard |
| 07.07.22 | 2nd round | Chih Chi Huang | Colin Markes | 4-6, 7-65, 7-63 | | match details | M15 Waco | Hard |
| 06.07.22 | 1st round | Colin Markes | Juan Pablo Grassi Mazzuchi | 7-5, 6-3 | | match details | ||
| 29.06.22 | 1st round | Gabi Adrian Boitan | Colin Markes | 6-4, 6-4 | | match details | M25 Dallas | Hard |
| 22.06.22 | 1st round | Sekou Bangoura | Colin Markes | 6-1, 6-3 | | match details | M15 South | Hard |
| 16.06.22 | 2nd round | Ethan Quinn | Colin Markes | 6-4, 4-6, 6-1 | | match details | M15 San | Hard |
| 14.06.22 | 1st round | Colin Markes | Zachary Svajda | 6-3, 6-3 | | match details | ||
| 07.06.22 | 1st round | Naoki Nakagawa | Colin Markes | 6-3, 6-2 | | match details | M25 East | Hard |
| 17.05.22 | 1st round | Omar Jasika | Colin Markes | 3-6, 6-4, 7-65 | | match details |  M15 Heraklion | Hard |
| 14.05.22 | 1/2 | Mark Lajal | Colin Markes | 6-2, 7-63 | | match details | M15 Heraklion | Hard |
| 13.05.22 | 1/4 | Colin Markes | Shuichi Sekiguchi | 6-3, 3-6, 6-3 | | match details | ||
| 12.05.22 | 2nd round | Colin Markes | Kelsey Stevenson | 6-2, 6-3 | | match details | ||
| 11.05.22 | 1st round | Colin Markes | Shinji Hazawa | 6-2, 6-2 | | match details | ||
| 28.04.22 | 2nd round | Makoto Ochi | Colin Markes | 7-64, 6-72, 6-3 | | match details |  M15 Chiang | Hard |
| 27.04.22 | 1st round | Colin Markes | Sidharth Rawat | 7-62, 7-64 | | match details | ||
| 26.04.22 | qual. | Colin Markes | Thantub Suksumrarn | 6-1, 6-4 | | match details | ||
| 25.04.22 | q 2 | Colin Markes | Mitchell Harper | 6-2, 6-3 | | match details | ||
| 24.04.22 | q 1 | Colin Markes | Alec Beckley | 6-3, 6-4 | | match details | ||
| 21.04.22 | 2nd round | Konstantin Kravchuk | Colin Markes | 6-2, 6-2 | | match details | M15 Chiang | Hard |
| 20.04.22 | 1st round | Colin Markes | Pruchya Isarow | 6-2, 7-5 | | match details | ||
| 19.04.22 | qual. | Colin Markes | Runhao Hua | 6-3, 6-2 | | match details | ||
| 18.04.22 | q 2 | Colin Markes | Christoffer Solberg | 6-0, 6-0 | | match details | ||
| 17.04.22 | q 1 | Colin Markes | Lohithaksha Bathrinath | 6-1, 6-3 | | match details | ||
| 14.04.22 | 2nd round | Nam Hoang Ly | Colin Markes | 6-4, 6-3 | | match details | M15 Chiang | Hard |
| 13.04.22 | 1st round | Colin Markes | Adam Jurajda | 6-3, 6-2 | | match details | ||
| 12.04.22 | qual. | Colin Markes | Pol Wattanakul | 6-3, 3-0, Pol Wattanakul - retired | | match details | ||
| 11.04.22 | q 2 | Colin Markes | Yuttana Charoenphon | 4-6, 6-3, 12-10 | | match details | ||
| 10.04.22 | q 1 | Colin Markes | Krittin Koaykul | 6-4, 1-6, 11-9 | | match details | ||
| 07.04.22 | 2nd round | Seong Chan Hong | Colin Markes | 4-6, 7-65, 6-0 | | match details | M15 Chiang | Hard |
| 06.04.22 | 1st round | Colin Markes | Chanchin Sookton-Eng | 6-1, 6-2 | | match details | ||
| 23.03.22 | 1st round | Prajnesh Gunneswaran | Colin Markes | 6-4, 6-4 | | match details | M25 Calabasas | Hard |
| 22.03.22 | qual. | Colin Markes | Michael Shabaz | 6-1, 6-0 | | match details | ||
| 21.03.22 | q 1 | Colin Markes | Warren Wood | 6-1, 6-4 | | match details | ||
| 16.03.22 | 1st round | Alex Michelsen | Colin Markes | 6-2, 4-6, 6-3 | | match details | M25 Bakersfield | Hard |
| 15.03.22 | qual. | Colin Markes | Guy Orly Iradukunda | 6-4, 6-1 | | match details | ||
| 14.03.22 | q 1 | Colin Markes | Adam Jones | 6-2, 6-4 | | match details | ||
| 02.03.22 | 1st round | Gilbert Klier Junior | Colin Markes | 6-74, 6-1, 6-4 | | match details |  M25 Santo | Hard |
| 01.03.22 | qual. | Colin Markes | Mwendwa Mbithi | 6-1, 6-4 | | match details | ||
| 28.02.22 | q 2 | Colin Markes | Lorenzo Esquici | 6-3, 6-4 | | match details | ||
| 24.02.22 | 2nd round | Roberto Cid Subervi | Colin Markes | 6-3, 6-1 | | match details | M25 Santo | Hard |
| 23.02.22 | 1st round | Colin Markes | Nick Chappell | 6-2, 6-4 | | match details | ||
| 21.02.22 | qual. | Colin Markes | Brandon Holt | 7-5, 3-6, 12-10 | | match details | ||
| 21.02.22 | q 2 | Colin Markes | Edouard Villoslada | 6-3, 6-2 | | match details | ||
| 20.02.22 | q 1 | Colin Markes | Johan Alexander Rodriguez | 7-66, 6-3 | | match details | ||
| 16.02.22 | 1st round | Roberto Quiroz | Colin Markes | 6-4, 6-4 | | match details | M25 Cancun | Hard |
| 15.02.22 | qual. | Colin Markes | Warren Wood | 7-65, 6-76, 10-3 | | match details | ||
| 14.02.22 | q 2 | Colin Markes | Martin Maldonado | 6-0, 6-0 | | match details | ||
| 13.02.22 | q 1 | Colin Markes | Joao Victor Ortega | 6-0, 6-0 | | match details | ||
| 26.01.22 | 1st round | Kiranpal Pannu | Colin Markes | 6-3, 3-6, 6-3 | | match details | M15 Cancun | Hard |
| 25.01.22 | qual. | Colin Markes | Mehdi Sadaoui | 6-3, 6-3 | | match details | ||
| 24.01.22 | q 2 | Colin Markes | Francesco Ferrari | 6-4, 7-5 | | match details | ||
| 23.01.22 | q 1 | Colin Markes | Paul Ender | 6-1, 6-0 | | match details | ||
| 20.01.22 | 2nd round | Emil Reinberg | Colin Markes | 4-6, 6-3, 6-2 | | match details | M15 Cancun | Hard |
| 18.01.22 | 1st round | Colin Markes | Ignacio Benzal Alia | 6-1, 6-3 | | match details | ||
| 09.12.21 | 2nd round | Alexis Musialek | Colin Markes | 6-1, 6-4 | | match details | M15 Santo | Hard |
| 08.12.21 | 1st round | Colin Markes | Johannes Ingildsen | 6-75, 7-66, 7-65 | | match details | ||
| 07.12.21 | qual. | Colin Markes | Tommaso Carnevale-Miino | 3-6, 1-0, Tommaso Carnevale-Miino - retired | | match details | ||
| 06.12.21 | q 2 | Colin Markes | David Guerrero Garcia | 6-1, 6-1 | | match details | ||
| 02.12.21 | 2nd round | Peter Bertran | Colin Markes | 6-3, 6-710, 6-4 | | match details | M15 Santo | Hard |
| 01.12.21 | 1st round | Colin Markes | Yankel Zemel | 6-3, 6-4 | | match details | ||
| 30.11.21 | qual. | Colin Markes | Jesus Maleno Rosario | 6-1, 6-2 | | match details | ||
| 29.11.21 | q 2 | Colin Markes | Rafael Abdul Salam | 6-2, 6-4 | | match details | ||
| 20.11.21 | 1/2 | Eduardo Nava | Colin Markes | 7-65, 6-1 | | match details | M25 Austin | Hard |
| 19.11.21 | 1/4 | Colin Markes | Kareem Allaf | 6-2, 4-6, 7-64 | | match details | ||
| 18.11.21 | 2nd round | Colin Markes | Christian Langmo | 6-3, 3-6, 7-64 | | match details | ||
| 17.11.21 | 1st round | Colin Markes | Micah Braswell | 6-73, 7-5, 5-1, Micah Braswell - retired | | match details | ||
| 16.11.21 | qual. | Colin Markes | Tomas Pinho | 6-0, 6-3 | | match details | ||
| 15.11.21 | q 1 | Colin Markes | Jacob Golden | 6-2, 7-5 | | match details | ||
| 09.11.21 | qual. | Francis Casey Alcantara | Colin Markes | 6-4, 6-73, 13-11 | | match details | M25 Harlingen | Hard |
| 10.10.21 | q 1 | Agustin Eduardo Cuellar Lorberg | Colin Markes | 1-6, 7-5, Colin Markes - retired | | match details | M15 Cancun | Hard |
| 03.10.21 | q 1 | Diego Bustamante | Colin Markes | 2-3, Colin Markes - retired | | match details | M15 Cancun | Hard |
| 29.09.21 | 1st round | Alfredo Perez | Colin Markes | 6-2, 7-5 | | match details | M15 Cancun | Hard |
| 29.09.21 | qual. | Colin Markes | Gabriel Roveri Sidney | 6-1, 6-4 | | match details | ||
| 27.09.21 | q 2 | Colin Markes | Austin Ansari (USA) | 6-4, 6-4 | | match details | ||
| 26.09.21 | q 1 | Colin Markes | Diego Bustamante | 6-1, 6-0 | | match details | ||
| 22.09.21 | 1st round | Christian Langmo | Colin Markes | 7-65, 4-6, 6-2 | | match details | M15 Cancun | Hard |
| 22.09.21 | qual. | Colin Markes | Nikolas Moceanu | 6-3, 6-2 | | match details | ||
| 21.09.21 | q 2 | Colin Markes | Lance Amaury Lage Castelan | 6-2, 6-1 | | match details | ||
| 19.09.21 | q 1 | Colin Markes | Enzo Frances Tessari | 6-1, 6-3 | | match details | ||
| 21.11.19 | 1st round | Tyler Zink | Colin Markes | 7-63, 7-67 | | match details | M15 Austin | Hard |
| 19.11.19 | qual. | Colin Markes | Eric Morris | 6-3, 6-3 | | match details | ||
| 18.11.19 | q 1 | Colin Markes | Eduardo Neftali Irizarry | 6-4, 6-1 | | match details | ||
| 21.10.19 | q 2 | Alfredo Perez | Colin Markes | 6-4, 6-0 | | match details | M25 Fort | Hard |
| 20.10.19 | q 1 | Colin Markes | Kyle Overmyer | 6-1, 6-0 | | match details | ||
| 30.09.19 | q 2 | Alexander Cozbinov | Colin Markes | 7-5, 7-5 | | match details | M25 Norman | Hard |
| 29.09.19 | q 1 | Colin Markes | Hunter Heck | 7-65, 6-4 | | match details | ||
| 05.08.19 | q 1 | Brandon Murphy | Colin Markes | 6-4, 6-2 | | match details |  M25 Chiswick | Hard |
| 20.06.19 | 2nd round | Alexander Sarkissian | Colin Markes | 3-6, 6-1, 6-4 | | match details | M25 Tulsa | Hard |
| 19.06.19 | 1st round | Colin Markes | Alexander Lebedev | 6-3, 7-5 | | match details | ||
| 18.06.19 | qual. | Colin Markes | Nicaise Muamba | 7-5, 6-3 | | match details | ||
| 17.06.19 | q 1 | Colin Markes | Bradley Frye | 6-4, 6-4 | | match details | ||
| 08.08.18 | 1st round | Strong Kirchheimer | Colin Markes | 6-3, 7-65 | | match details | USA F22 | Hard |
| 01.08.18 | 1st round | Santiago Rodriguez Taverna | Colin Markes | 6-74, 6-2, 6-1 | | match details | USA F21 | Hard |
| 31.07.18 | q 2 | Colin Markes | Kohlman Lawrence | 6-3, 6-2 | | match details | ||
| 31.07.18 | qual. | Colin Markes | William Genesen | 6-3, 2-6, 7-5 | | match details | ||
| 28.07.18 | q 1 | Colin Markes | Austen Huang | 6-3, 6-1 | | match details | ||
| 24.07.18 | qual. | Colin Markes | Yuval Solomon | 6-1, 6-4 | | match details | USA F20 | Hard |
| 24.07.18 | 1st round | Joshua Ortlip | Colin Markes | 6-4, 6-2 | | match details | ||
| 23.07.18 | q 2 | Colin Markes | Pierce Brazil Rollins | 6-3, 6-71, 6-3 | | match details | ||
| 22.07.18 | q 1 | Colin Markes | Mahir Dalwani | 6-0, 6-0 | | match details | ||
| 05.07.18 | 2nd round | Lucas Miedler | Colin Markes | 6-3, 6-3 | | match details | Canada F5 | Hard |
| 03.07.18 | 1st round | Colin Markes | Tyler Lu | 6-1, 3-6, 6-4 | | match details | ||
| 02.07.18 | qual. | Colin Markes | Julian Bradley | 7-5, 6-3 | | match details | ||
| 01.07.18 | q 1 | Colin Markes | Kolya Sidloski | 6-0, 6-0 | | match details | ||
| 29.06.18 | 1/4 | Benjamin Sigouin | Colin Markes | 6-2, 7-63 | | match details | Canada F4 | Hard |
| 28.06.18 | 2nd round | Colin Markes | Sem Verbeek | 7-62, 7-64 | | match details | ||
| 27.06.18 | 1st round | Colin Markes | Raheel Manji | 6-3, Raheel Manji - retired | | match details | ||
| 25.06.18 | qual. | Colin Markes | Justin Roberts | 6-3, 6-3 | | match details | ||
| 24.06.18 | q 1 | Colin Markes | Joshua Peck | 6-3, 3-6, 7-5 | | match details | ||
| 24.06.18 | q 2 | Colin Markes | A.j. Catanzariti | 6-2, 6-3 | | match details | ||
| 03.07.17 | q 1 | Colin Markes | Nathan Chavez | 6-2, 7-5 | | match details | USA F23 | Hard |
| 03.07.17 | q 2 | Edward Cristian Stoica | Colin Markes | 6-3, 4-0, Colin Markes - retired | | match details | ||
| 26.06.17 | q 2 | Reese Stalder | Colin Markes | 3-6, 6-4, 7-5 | | match details | USA F21 | Hard |
| 26.06.17 | q 1 | Colin Markes | Matt Mcbride | 6-4, 6-3 | | match details | ||
| 08.08.16 | q 1 | Roy Smith | Colin Markes | 6-3, 6-4 | | match details | USA F27 | Hard |
| 01.08.16 | q 1 | Tom Fawcett | Colin Markes | 7-5, 3-6, 6-2 | | match details | USA F26 | Hard |
| 12.10.15 | q 2 | Robert Levine | Colin Markes | 6-3, 1-6, 6-0 | | match details | USA F30 | Hard |
| 12.10.15 | q 1 | Colin Markes | Oscar Janglin | 6-4, 6-4 | | match details | ||
| 14.09.15 | q 1 | Morgan Mays | Colin Markes | 6-3, 6-1 | | match details | USA F26 | Hard |
| 14.09.15 | Colin Markes | Santiago Cevallos | 6-3, 6-2 | | match details | |||
| 29.06.15 | qual. | David Maciel Andersen Cavalcanti | Colin Markes | 6-3, 7-65 | | match details | USA F21 | Hard |
| 29.06.15 | q 2 | Colin Markes | Miguel Alda | 6-3, 7-63 | | match details |