

Marin Cilic defeated Nuno Borges 3-6 6-3 in the s Hertogenbosch round of 16 on grass. The upset overturned the form book — Nuno Borges came in ranked #48, defending last year's quarter-final. Marin Cilic extended the head-to-head to 2–1.
Cilic made a successful return to competition at 's-Hertogenbosch, defeating Shapovalov in his comeback match.
Quotes belong to their sources, linked above.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-01-05 | Hong Kong | R16 | hard | Nuno Borges | 7-5 6-3 |
| 2021-04-26 | Estoril | R16 | clay | Marin Cilic | 6-7 6-4 6-4 |
Averages over each player's completed matches in the selected window (23 vs 18). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About