G. Diallo leads the head-to-head 2-0 since 2018 against T. M. Etcheverry, over 2 matches.
| Surface | T. M. Etcheverry | G. Diallo |
|---|---|---|
| Grass | 0 | 1 |
| Hard | 0 | 1 |
| Date | Winner | Score | Event |
|---|---|---|---|
| June 24, 2026 | G. Diallo | 2 - 1 | Eastbourne · 1/8-finals · grass |
| March 20, 2025 | G. Diallo | 2 - 0 | Miami · 1/64-finals · hard |