J. I. Londero is a ATP tennis player. Current clay-court ELO 1568 (43-32). Recent form: 8-7 over the last 15 matches.
| Date | | Opponent | Score | Event |
| Nov. 24, 2024 |
L |
M. Cossu |
0 - 0 |
Temuco Challenger Men · hard |
| Nov. 17, 2024 |
L |
H. J. Escurra Isnardi |
2 - 0 |
Sao Paulo 5 · hard |
| Oct. 27, 2024 |
L |
G. Johns |
1 - 1 |
Guayaquil Challenger Men · clay |
| Oct. 8, 2024 |
L |
P. Sakamoto |
2 - 1 |
Villa Maria Challenger Men · clay |
| Sept. 30, 2024 |
L |
E. Couacaud |
2 - 0 |
Buenos Aires 3 (Argentina), Clay |
| Sept. 27, 2024 |
L |
J. M. Cerundolo |
0 - 2 |
Antofagasta Challenger Men · clay |
| Sept. 26, 2024 |
W |
C. Ugo Carabelli |
1 - 2 |
Antofagasta Challenger Men · clay |
| Sept. 24, 2024 |
W |
L. Aboian |
0 - 2 |
Antofagasta Challenger Men · clay |
| Sept. 18, 2024 |
L |
A. Collarini |
0 - 2 |
Cali Challenger Men · clay |
| Sept. 17, 2024 |
W |
M. A. Dellien Velasco |
0 - 2 |
Cali Challenger Men · clay |
| Sept. 16, 2024 |
W |
L. Aboian |
1 - 2 |
Cali Challenger Men · clay |
| Sept. 15, 2024 |
W |
S. Vidales |
0 - 2 |
Cali Challenger Men · clay |
| Sept. 11, 2023 |
W |
R. Olivo |
2 - 0 |
Santa Cruz Challenger Men · clay |
| July 2, 2023 |
W |
D. Vallejo |
0 - 2 |
M25 Rosario-Santa Fe (Argentina), Clay |
| July 1, 2023 |
W |
A. L. Lingua Lavallen |
0 - 2 |
M25 Rosario-Santa Fe (Argentina), Clay |