D. Kovinic leads the all-time head-to-head 2-1 against J. Riera, over 3 matches.
| Surface | J. Riera | D. Kovinic |
|---|---|---|
| Clay | 1 | 2 |
| Date | Winner | Score | Event |
|---|---|---|---|
| July 16, 2026 | J. Riera | 1 - 2 | Rome · 1/8-finals · clay |
| July 17, 2023 | D. Kovinic | 0 - 2 | Iasi · 1/16-finals · clay |
| Nov. 16, 2022 | D. Kovinic | 1 - 2 | Buenos Aires · 1/16-finals · clay |