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
Russia
28.07.04, 20 years
28.07.04, 20 years
Joshua Sheehy vs. Nikolay Sysoev - H2H matches
| 24.01.22 | q 1 | Nikolay Sysoev | Joshua Sheehy | 6-75, 7-65, 12-10 | match details |  M15 Cancun | Hard |
| 19.07.21 | q 2 | Joshua Sheehy | Nikolay Sysoev | 6-2, 6-1 | match details |  M15 Monastir | Hard |
Joshua Sheehy form & Nikolay Sysoev form
Joshua Sheehy - last matches
 Savannah Challenger - Clay | ||||
| 20.04.25 q 1 | vs. Patrick Kypson | 3-6, 6-71 |  | match details |
| San Luis - Clay | ||||
| 13.04.25 q 1 | vs. Juan Sebastian Osorio | 3-6, 3-6 | | match details |
| Merida Challenger - Clay | ||||
| 19.03.25 2nd round | vs. Hugo Dellien | 3-6, 7-65, 3-6 | | match details |
| 18.03.25 1st round | vs. Aidan Mayo | 6-1, 1-6, 7-62 |  | match details |
| 17.03.25 qual. | vs. Evan Zhu | 6-4, 6-4 | | match details |
| 16.03.25 q 1 | vs. Cleeve Harper | 6-4, 6-4 | | match details |
 M25 Launceston - Hard | ||||
| 28.02.25 1/4 | vs. Jason Murray Kubler | 3-6, 7-65, 4-6 | | match details |
| 27.02.25 2nd round | vs. Shinji Hazawa | 7-64, 1-6, 6-4 | | match details |
| 26.02.25 1st round | vs. Omar Jasika | 6-4, 3-6, 7-63 | | match details |
| M25 Burnie - Hard | ||||
| 19.02.25 1st round | vs. Thomas Braithwaite | 1-6, 2-6 | | match details |
 M25 Timaru - Hard | ||||
| 14.02.25 1/4 | vs. Christian Langmo | 6-4, 6-70, 5-7 | | match details |
| 13.02.25 2nd round | vs. Jacob Brumm | 6-2, 4-6, 6-4 | | match details |
| 12.02.25 1st round | vs. Hikaru Shiraishi | 6-4, 5-7, 6-1 | | match details |
| Brisbane 2 - Hard | ||||
| 02.02.25 q 1 | vs. Hayato Matsuoka | 1-6, 6-73 | | match details |
| Brisbane 1 - Hard | ||||
| 26.01.25 q 1 | vs. Matthew Hulme | 6-74, 4-6 | | match details |
| M25 Ithaca - I. hard | ||||
| 09.01.25 2nd round | vs. Alex Rybakov | 3-6, 7-62, 2-6 | | match details |
| 07.01.25 1st round | vs. Cannon Kingsley | 6-4, 7-5 | | match details |
| M25 Carrara - Hard | ||||
| 28.11.24 2nd round | vs. Christian Langmo | 4-6, 6-77 | | match details |
| 27.11.24 1st round | vs. Scott Jones | 5-7, 7-66, 7-68 | | match details |
| M25 Caloundra - Hard | ||||
| 23.11.24 2nd round | vs. Matthew Dellavedova | 6-4, 6-76, 9-11 | | match details |
| 21.11.24 1st round | vs. Naoki Tajima | 6-2, 7-5 | | match details |
| M25 Brisbane - Hard | ||||
| 15.11.24 1/4 | vs. Blake Ellis | 5-7, 3-6 | | match details |
| 14.11.24 2nd round | vs. Jacob Bradshaw | 6-3, 0-1, Jacob Bradshaw - retired | | match details |
| 13.11.24 1st round | vs. Grigoriy Lomakin | 7-63, 6-4 | | match details |
| Sydney Challenger - Hard | ||||
| 28.10.24 qual. | vs. Aleksandre Bakshi | 7-5, 6-74, 3-6 | | match details |
| 27.10.24 q 1 | vs. Cooper Kose | 6-3, 6-3 | | match details |
| Playford Challenger - Hard | ||||
| 20.10.24 q 1 | vs. Cruz Hewitt | 4-6, 3-6 | | match details |
| Fairfield Challenger - Hard | ||||
| 06.10.24 q 1 | vs. Luke Saville | 1-6, 6-4, 3-6 | | match details |
| Tiburon Challenger - Hard | ||||
| 30.09.24 qual. | vs. Ozan Baris | 3-6, 5-7 | | match details |
| 29.09.24 q 1 | vs. Gus Grumet | 3-6, 6-4, 6-3 | | match details |
Nikolay Sysoev - last matches
 M15 Santo - Hard | ||||
| 28.11.24 1st round | vs. Miles Jones | 4-6, 4-6 | | match details |
| 27.11.24 qual. | vs. Kian Vakili | 6-4, 2-6, 10-7 | | match details |
| 25.11.24 q 2 | vs. Alberto Alvarado Berrospi | 6-3, 6-2 | | match details |
| 24.11.24 q 1 | vs. Paul Vega Alvarez | 6-0, 6-0 | | match details |
| Lincoln Challenger - Hard | ||||
| 04.08.24 q 1 | vs. Jack Pinnington Jones | 6-72, 2-6 | | match details |
| M25 Edwardsville - Hard | ||||
| 29.07.24 q 2 | vs. Braden Shick | 1-6, 0-2, - Nikolay Sysoev - retired | | match details |
| 28.07.24 q 1 | vs. Zac Hamill | 6-2, 6-1 | | match details |
| M15 Pittsburgh - Clay | ||||
| 24.07.23 q 1 | vs. Tyler Stice | 6-3, 4-6, 8-10 | | match details |
| M15 Rochester - Clay | ||||
| 17.07.23 q 1 | vs. Kian Vakili | 4-6, 6-1, 8-10 | | match details |
| M15 Edmond - I. hard | ||||
| 25.01.23 1st round | vs. Lucas Renard | 4-6, 5-7 | | match details |
| 24.01.23 qual. | vs. Stefan Cooper | 3-6, 6-3, 7-10 | | match details |
| 23.01.23 q 1 | vs. Joshua Jacobs | 6-0, 6-0 | | match details |
| M15 Monastir - Hard | ||||
| 02.01.23 q 2 | vs. Muni Ananth Mani | 6-1, 6-1 | | match details |
| 02.01.23 qual. | vs. Yannick Wunderlich | 6-2, 4-6, 7-10 | | match details |
| 01.01.23 q 1 | vs. Savelii Shpita | 6-4, 6-4 | | match details |
| M15 Monastir - Hard | ||||
| 28.12.22 1st round | vs. Samir Hamza Reguig | 5-7, 6-2, 2-6 | | match details |
| 26.12.22 q 2 | vs. Gabriele Camilli | 7-63, 6-3 | | match details |
| 26.12.22 qual. | vs. Yannick Wunderlich | 6-4, 0-6, 10-8 | | match details |
| 25.12.22 q 1 | vs. Shyam Sundarr Shri Sailesh | 6-2, 6-1 | | match details |
| M15 Albuquerque - Hard | ||||
| 26.09.22 q 1 | vs. Marino Jakic | 4-6, 3-6 | | match details |
| M15 Lakewood - Hard | ||||
| 10.07.22 q 1 | vs. Brendan Baar | 6-2, 2-6, 6-10 | | match details |
| M15 Fountain - Hard | ||||
| 04.07.22 q 1 | vs. Ishaan Ravichander | 2-6, 1-6 | | match details |
| M15 Los - Hard | ||||
| 28.06.22 qual. | vs. Bryce Nakashima | 7-62, 0-6, 4-10 | | match details |
| 27.06.22 q 2 | vs. Alex Jones | 7-64, 6-2 | | match details |
| 26.06.22 q 1 | vs. Kyle Overmyer | 6-78, 6-0, 10-5 | | match details |
| M15 Cancun - Hard | ||||
| 23.05.22 q 2 | vs. Nikolas Moceanu | - Nikolay Sysoev - walk over | | match details |
| 22.05.22 q 1 | vs. Victor Barros Fernandes | 6-4, 6-4 | | match details |
| M15 Cancun - Hard | ||||
| 18.05.22 1st round | vs. Cesar Ramirez | 1-6, 6-4, 6-77 | | match details |
| 17.05.22 q 2 | vs. Codrin Miller | 6-2, 6-0 | | match details |
| 17.05.22 qual. | vs. Ivar Aramburu Contreras | 6-75, 6-3, 10-8 | | match details |
