Country
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Canada
24.05.98, 25 years
24.05.98, 25 years
Aleksandar Kovacevic vs. Jakob Nielsen - head to head matches
| 09.01.17 | Aleksandar Kovacevic | Jakob Nielsen | 6-0, 6-3 | match details |  USA F3 | Clay |
Aleksandar Kovacevic form & Jakob Nielsen form
Aleksandar Kovacevic - last matches
 Madrid - Clay | ||||
| 23.04.24 qual. | vs. Valentin Vacherot | 6-4, 6-2 |  | match details |
| 22.04.24 q 1 | vs. Matteo Gigante | 6-3, 6-3 | | match details |
 Bucharest - Clay | ||||
| 16.04.24 1st round | vs. Radu Albot | 6-74, 6-4, 1-6 |  | match details |
| Houston - Clay | ||||
| 04.04.24 2nd round | vs. Jordan Thompson | 6-4, 6-71, 6-77 | | match details |
| 02.04.24 1st round | vs. Thanasi Kokkinakis | 7-63, 6-72, 6-4 | | match details |
| Miami - Hard | ||||
| 21.03.24 1st round | vs. Fabian Marozsan | 3-6, 2-6 | | match details |
| 19.03.24 qual. | vs. Zizou Bergs | 7-62, 6-2 | | match details |
| 18.03.24 q 1 | vs. Patrick Kypson | 6-2, 7-65 | | match details |
| Indian Wells - Hard | ||||
| 08.03.24 1st round | vs. Zhizhen Zhang | 7-62, 3-6, 5-7 | | match details |
 Acapulco - Hard | ||||
| 28.02.24 2nd round | vs. Holger Rune | 6-75, 2-6 | | match details |
| 27.02.24 1st round | vs. Jordan Thompson | 6-3, 5-7, 6-4 | | match details |
| 25.02.24 qual. | vs. Rinky Hijikata | 4-6, 6-2, 7-64 | | match details |
| 24.02.24 q 1 | vs. Nicolas Mejia | 6-4, 4-6, 6-2 | | match details |
| Los Cabos - Hard | ||||
| 22.02.24 1/4 | vs. Stefanos Tsitsipas | 6-71, 3-6 | | match details |
| 21.02.24 2nd round | vs. Rinky Hijikata | 6-3, 4-6, 6-4 | | match details |
| 19.02.24 1st round | vs. Brandon Holt | 6-1, 6-4 | | match details |
| 18.02.24 qual. | vs. Zachary Svajda | 6-4, 6-4 | | match details |
| 17.02.24 q 1 | vs. Steve Johnson | 7-5, 6-3 | | match details |
| Delray Beach - Hard | ||||
| 13.02.24 1st round | vs. Nicolas Moreno De Alboran | 2-6, 6-73 | | match details |
| Dallas - I. hard | ||||
| 06.02.24 1st round | vs. Dominik Koepfer | 4-6, 6-75 | | match details |
 Melbourne - Hard | ||||
| 17.01.24 2nd round | vs. Karen Khachanov | 4-6, 3-6, 6-4, 3-6 | | match details |
| 15.01.24 1st round | vs. Alejandro Tabilo | 6-72, 7-67, 1-6, 6-1, 6-3 | | match details |
| 12.01.24 qual. | vs. Shintaro Mochizuki | 1-6, 6-2, 6-2 | | match details |
| 11.01.24 q 2 | vs. Vitaliy Sachko | 7-65, 7-64 | | match details |
| 10.01.24 q 1 | vs. Gauthier Onclin | 6-3, 6-79, 7-67 | | match details |
| Brisbane - Hard | ||||
| 31.12.23 qual. | vs. Tomas Machac | 4-6, 2-6 | | match details |
| 30.12.23 q 1 | vs. Federico Gaio | 7-65, 6-2 | | match details |
 Temuco Challenger - Hard | ||||
| 03.12.23 fin | vs. Gilbert Klier Junior | 4-6, 6-3, 6-3 | | match details |
| 02.12.23 1/2 | vs. Valentin Vacherot | 6-74, 6-0, 6-3 | | match details |
| 02.12.23 1/4 | vs. Santiago Rodriguez Taverna | 6-3, 6-2 | | match details |
Jakob Nielsen - last matches
| USA F18 - Clay | ||||
| 12.06.17 q 1 | vs. Colin Sinclair | 2-6, 0-6 | | match details |
| USA F3 - Clay | ||||
| 09.01.17 | vs. Aleksandar Kovacevic | 0-6, 3-6 | | match details |
| USA F22 - Clay | ||||
| 27.06.16 q 1 | vs. Andres Alvarez Cerdan | 3-6, 0-6 | | match details |
 Canada F2 - I. hard | ||||
| 07.03.16 q 1 | vs. Dan Martin | 6-73, 2-6 | | match details |
| Canada F1 - I. hard | ||||
| 29.02.16 q 2 | vs. Dan Martin | 1-6, 4-6 | | match details |
| Canada F11 - I. hard | ||||
| 21.09.15 q 2 | vs. Riaan Du Toit | 1-6, 2-6 | | match details |
| 21.09.15 q 1 | vs. Justin Lunn | 6-76, 7-5, 6-4 | | match details |
| Canada F10 - Hard | ||||
| 14.09.15 q 2 | vs. David Sarkisov | 2-6, 6-1, 5-7 | | match details |
| 14.09.15 q 1 | vs. Quinton Peterson-Paul | 6-4, 6-3 | | match details |