Altmaier Daniel - Cilic Marin
0-6 0-6 6-7
| Date | Tournament | Surface | Opponent | W/L | Score | |
|---|---|---|---|---|---|---|
| Jan 12, 2026 | Adelaide | hard | Munar Jaume | L | 3-6 0-6 | |
| Jan 05, 2026 | Brisbane | — | Majchrzak Kamil | L | 6-7 0-6 | |
| Nov 06, 2025 | Metz | indoors | Sonego Lorenzo | L | 4-6 6-7 | |
| Nov 05, 2025 | Metz | indoors | Gaston Hugo | W | 4-6 6-0 0-0 ret | |
| Nov 04, 2025 | Metz | indoors | Rinderknech Arthur | W | 6-4 6-4 | |
| Oct 30, 2025 | Paris | indoors | Auger Aliassime Felix | L | 6-3 3-6 2-6 | |
| Oct 29, 2025 | Paris | indoors | Ruud Casper | W | 6-3 7-5 | |
| Oct 27, 2025 | Paris | indoors | Giron Marcos | W | 6-2 7-6 | |
| Oct 22, 2025 | Vienna | indoors | Sinner Jannik | L | 0-6 2-6 | |
| Oct 04, 2025 | Shanghai | hard | Sinner Jannik | L | 3-6 3-6 | |
| Oct 01, 2025 | Shanghai | hard | Schoolkate Tristan | W | 6-3 6-4 | |
| Aug 30, 2025 | US Open | hard | De Minaur Alex | L | 7-6 3-6 4-6 0-2 ret | |
| Aug 29, 2025 | US Open | hard | Tsitsipas Stefanos | W | 7-6 1-6 4-6 6-3 7-5 | |
| Aug 26, 2025 | US Open | hard | Medjedovic Hamad | W | 7-5 6-7 7-6 6-7 6-4 | |
| Aug 08, 2025 | Cincinnati | hard | Bautista-Agut Roberto | L | 6-7 6-7 | |
| Jul 28, 2025 | Toronto | hard | Watanuki Yosuke | L | 6-3 1-6 4-6 |
| Date | Tournament | Surface | Opponent | W/L | Score | |
|---|---|---|---|---|---|---|
| Jan 07, 2026 | Hong Kong ATP | hard | Borges Nuno | L | 5-7 3-6 | |
| Jan 05, 2026 | Hong Kong ATP | hard | Mannarino Adrian | W | 6-3 6-2 | |
| Oct 23, 2025 | Basel | indoors | Auger Aliassime Felix | L | 6-7 6-7 | |
| Oct 21, 2025 | Basel | indoors | Goffin David | W | 7-6 7-5 | |
| Oct 19, 2025 | Basel | indoors | Goffin David | W | 6-1 7-6 | |
| Oct 18, 2025 | Basel | indoors | Walton Adam | W | 6-4 6-1 | |
| Oct 15, 2025 | Stockholm | indoors | Ruud Casper | L | 6-7 4-6 | |
| Oct 14, 2025 | Stockholm | indoors | Budkov Kjaer Nicolai | W | 7-5 6-3 | |
| Oct 03, 2025 | Shanghai | hard | Djokovic Novak | L | 6-7 4-6 | |
| Oct 01, 2025 | Shanghai | hard | Basilashvili Nikoloz | W | 6-3 7-6 | |
| Sep 25, 2025 | Beijing | hard | Sinner Jannik | L | 2-6 2-6 | |
| Sep 18, 2025 | Hangzhou | hard | Basavareddy Nishesh | L | 6-4 4-6 3-6 | |
| Aug 26, 2025 | US Open | hard | Bublik Alexander | L | 4-6 1-6 4-6 |