D. Ostapenkov is a ATP tennis player. Current hard-court ELO 1479 (70-60). Recent form: 11-4 over the last 15 matches.
| Date | | Opponent | Score | Event |
| July 3, 2026 |
L |
T. Torres |
0 - 2 |
M25 Figueira da Foz · hard |
| July 2, 2026 |
W |
L. Maxted |
0 - 2 |
M25 Figueira da Foz · hard |
| June 30, 2026 |
W |
R. Mehra |
0 - 2 |
M25 Figueira da Foz · hard |
| June 26, 2026 |
L |
C. E. Overbeck |
2 - 1 |
M25 Porto · hard |
| June 25, 2026 |
W |
T. Pereira |
2 - 0 |
M25 Porto · hard |
| June 24, 2026 |
W |
G. Valdoleiros |
2 - 0 |
M25 Porto · hard |
| May 30, 2026 |
L |
Y. Erel |
2 - 0 |
M15 Kutaisi (Georgia) · hard |
| May 28, 2026 |
W |
R. Catry |
0 - 2 |
M15 Kutaisi (Georgia) · hard |
| May 28, 2026 |
W |
D. Sarksian |
0 - 2 |
M15 Kutaisi (Georgia) · hard |
| May 27, 2026 |
W |
A. Kaczmarek |
0 - 2 |
M15 Kutaisi (Georgia) · hard |
| May 23, 2026 |
L |
V. Ursu |
2 - 0 |
M25 Kutaisi 2 (Georgia) · hard |
| May 22, 2026 |
W |
K. Edengren |
2 - 0 |
M25 Kutaisi 2 (Georgia) · hard |
| May 21, 2026 |
W |
S. Purtseladze |
2 - 0 |
M25 Kutaisi 2 (Georgia) · hard |
| May 20, 2026 |
W |
N. Bidzinashvili |
2 - 0 |
M25 Kutaisi 2 (Georgia) · hard |
| May 20, 2026 |
W |
E. Kypriotis |
2 - 0 |
M25 Kutaisi 2 (Georgia) · hard |