J. Haerteis is a ATP tennis player. Current grass-court ELO 1442 (1-2). Recent form: 7-8 over the last 15 matches.
| Date | | Opponent | Score | Event |
|---|
| Sept. 27, 2023 |
L |
M. Alimli |
0 - 0 |
ITF M15 Forbach Men · grass |
| Sept. 14, 2023 |
L |
D. Merida Aguilar |
0 - 2 |
ITF M25 Madrid Men · clay |
| Sept. 13, 2023 |
W |
J. Maginley |
2 - 0 |
ITF M25 Madrid Men · clay |
| Sept. 3, 2023 |
L |
C. Broom |
2 - 0 |
Cassis Challenger Men · hard |
| Aug. 31, 2023 |
L |
N. Kuhn |
0 - 2 |
ITF M15 Allershausen Men · clay |
| Aug. 30, 2023 |
W |
L. Hesselmann |
2 - 1 |
ITF M15 Allershausen Men · clay |
| Aug. 16, 2023 |
L |
V. Vacherot |
2 - 1 |
ITF M25 Ystad Men · clay |
| Aug. 11, 2023 |
L |
L. Gerch |
2 - 0 |
ITF M15 Frankfurt am Main Men · clay |
| Aug. 10, 2023 |
W |
K. Lemstra |
1 - 2 |
ITF M15 Frankfurt am Main Men · clay |
| Aug. 8, 2023 |
W |
M. Rosenkranz |
1 - 0 |
ITF M15 Frankfurt am Main Men · clay |
| Aug. 1, 2023 |
L |
E. Nava |
0 - 2 |
Porto Challenger Men · hard |
| July 31, 2023 |
W |
H. Maia |
0 - 2 |
Porto Challenger Men · hard |
| July 30, 2023 |
W |
V. Lilov |
2 - 1 |
Porto Challenger Men · hard |
| July 27, 2023 |
L |
J. Domingues |
1 - 2 |
ITF M25 Porto Men · hard |
| July 26, 2023 |
W |
T. Pinho |
0 - 2 |
ITF M25 Porto Men · hard |