Argentina
17.12.97, 26 years
584 61
38352 $
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Mexico
30.05.95, 28 years
INFO: click on player name to show detailed player statistics
Guido Ivan Justo vs. Jeff Guerrero - head to head matches
Guido Ivan Justo form & Jeff Guerrero form
Guido Ivan Justo - last matches
 Concepcion Challenger - Clay |
| 22.04.24 1st round | vs. Juan Pablo Ficovich | 0-6, 7-65, 3-6 |  | match details |
 San Miguel - Clay |
| 18.04.24 2nd round | vs. Valerio Aboian | 4-6, 5-7 | | match details |
| 16.04.24 1st round | vs. Maximo Zeitune | 4-6, 6-3, 6-0 |  | match details |
 Florianopolis Challenger - Clay |
| 01.04.24 qual. | vs. Daniel Cukierman | 4-6, 0-2, - Guido Ivan Justo - retired | | match details |
| 31.03.24 q 1 | vs. Daniel Vecchio Couldrey Rebelo | 6-1, 6-0 | | match details |
| Sao Leopoldo - Clay |
| 25.03.24 qual. | vs. Bruno Kuzuhara | 6-75, 6-2, 3-6 | | match details |
| 24.03.24 q 1 | vs. Gustavo Giudici | 6-0, 6-2 | | match details |
| Santiago Challenger - Clay |
| 11.03.24 qual. | vs. Mariano Kestelboim | 2-6, 6-4, 1-6 | | match details |
| 10.03.24 q 1 | vs. Nicolas Bruna | 6-0, 6-1 | | match details |
 Santa Cruz - Clay |
| 05.03.24 1st round | vs. Juan Manuel Cerundolo | 3-6, 2-6 | | match details |
| 04.03.24 qual. | vs. Ignacio Buse | 6-1, 6-3 | | match details |
| 03.03.24 q 1 | vs. Tobias Franco | 6-1, 6-1 | | match details |
| M15 Villa - Clay |
| 21.02.24 1st round | vs. Luciano Emanuel Ambrogi | 6-73, 2-6 | | match details |
 M25 Punta - Clay |
| 09.02.24 1/4 | vs. Gonzalo Bueno | 7-64, 3-6, 5-7 | | match details |
| 08.02.24 2nd round | vs. Eduardo Ribeiro | 7-63, 6-2 | | match details |
| 06.02.24 1st round | vs. Ignacio Monzon | 6-4, 4-6, 6-2 | | match details |
| M15 Santa - Clay |
| 30.11.23 2nd round | vs. Juan Carlos Prado Angelo | 6-73, 0-6 | | match details |
| 28.11.23 1st round | vs. Joao Victor Couto Loureiro | 6-1, 6-3 | | match details |
| M15 Rosario - Clay |
| 07.11.23 1st round | vs. Matias Franco Descotte | 3-6, 3-6 | | match details |
 M15 Monastir - Hard |
| 28.10.23 1/2 | vs. Olaf Pieczkowski | 6-1, 6-74, 3-6 | | match details |
| 27.10.23 1/4 | vs. Mathys Erhard | Mathys Erhard - walk over | | match details |
| 26.10.23 2nd round | vs. Jaka Protic Zakelj | 6-1, 6-0 | | match details |
| 25.10.23 1st round | vs. Noel Larwig | 7-64, 6-2 | | match details |
 M15 Castellon - Clay |
| 21.10.23 fin | vs. Miguel Damas | 6-3, 6-2 | | match details |
| 20.10.23 1/2 | vs. Georgii Kravchenko | 7-5, 6-4 | | match details |
| 19.10.23 1/4 | vs. Max Alcala Gurri | 6-3, 6-2 | | match details |
| 19.10.23 2nd round | vs. Alvaro Lopez San Martin | 6-1, 6-74, 6-3 | | match details |
| 18.10.23 1st round | vs. Leonid Sheyngezikht | 7-5, 6-2 | | match details |
| M15 Monastir - Hard |
| 13.10.23 1/4 | vs. Kai Wehnelt | 3-6, 6-4, 4-6 | | match details |
| 12.10.23 2nd round | vs. Carlo Alberto Caniato | 3-6, 6-2, 6-2 | | match details |
Jeff Guerrero - last matches
 M15 Cancun - Hard |
| 14.08.22 q 1 | vs. Paul Spencer | 1-6, 3-6 | | match details |
| M15 Cancun - Hard |
| 09.08.22 qual. | vs. Matthew Foster-Estwick | 3-6, 1-6 | | match details |
| 08.08.22 q 2 | vs. Satyajit Simhadri | 6-2, 6-3 | | match details |
| 07.08.22 q 1 | vs. Fernando Villarreal | 6-2, 6-3 | | match details |
 Egypt F21 - Hard |
| 02.10.18 1st round | vs. Li-Wie Tan | 2-6, 3-6 | | match details |
| 01.10.18 qual. | vs. Kasper Elsvad | 6-3, 6-0 | | match details |
| 30.09.18 q 1 | vs. Aliaksandr Sasnouski | 6-2, 6-3 | | match details |
| Egypt F20 - Clay |
| 26.09.18 1st round | vs. Sheil Kotecha | 6-3, 3-6, 3-6 | | match details |
| 24.09.18 qual. | vs. Aly Shokeir | 7-69, 6-4 | | match details |
| 23.09.18 q 2 | vs. Andreja Petrovic | 6-2, 6-2 | | match details |
| Egypt F19 - Clay |
| 19.09.18 1st round | vs. Neven Krivokuca | 2-6, 6-4, 2-6 | | match details |
| 17.09.18 qual. | vs. Daiki Yoshimura | 6-0, 7-66 | | match details |
| 16.09.18 q 2 | vs. Faris Zakaryia | 6-3, 6-3 | | match details |
| Egypt F18 - Clay |
| 12.09.18 1st round | vs. Anirudh Chandrasekar | 3-6, 4-6 | | match details |
| 10.09.18 qual. | vs. Vidit Vaghela | 6-2, 6-0 | | match details |
| 10.09.18 q 1 | vs. Arpit Sharma | 6-3, 6-1 | | match details |
| Spain F20 - Clay |
| 22.07.18 q 1 | vs. Carlos Vicente Martinez | 6-4, 1-6, 3-6 | | match details |
| Spain F19 - Clay |
| 16.07.18 qual. | vs. Gianni Ross | 2-6, 2-6 | | match details |
| 15.07.18 q 2 | vs. Carles Sarrio Tamarit | 6-4, 4-6, 7-5 | | match details |
| 14.07.18 q 1 | vs. Juan Pablo Berry Leon | 6-1, 6-0 | | match details |
| Tunisia F22 - Clay |
| 04.06.18 q 2 | vs. Neil Oberleitner | 7-5, 6-0 | | match details |
| 04.06.18 qual. | vs. Dennis Uspensky | 4-6, 5-7 | | match details |
| Spain F13 - Hard |
| 27.05.18 q 2 | vs. Mason Recci | 1-6, 7-66, 1-6 | | match details |
| 26.05.18 q 1 | vs. Alex Blanchar | 6-2, 6-1 | | match details |
| Egypt F17 - Clay |
| 09.05.18 1st round | vs. Anton Magnusson | 3-6, 5-7 | | match details |
| 07.05.18 qual. | vs. Mousa Alkotop | 6-1, 6-3 | | match details |
| 06.05.18 q 1 | vs. Omar El Shehawy | 6-3, 6-0 | | match details |
| Egypt F16 - Clay |
| 28.04.18 q 1 | vs. Philip Bachmaier | 1-6, 3-6 | | match details |
| Egypt F15 - Clay |
| 26.04.18 2nd round | vs. Duje Kekez | 1-6, 3-6 | | match details |
| 26.04.18 1st round | vs. Pedro Bernabe Franco | 6-2, 6-1 | | match details |
