Pekin 
Osaka 
Seoul 
Monastir 
Sofia 1 
Barranquilla 
Hersonissos 3 
Grodzisk Mazowiecki 
Davis Сup Group I Tennis. Played Giron Marcos. Season 2025
Country 
USA. Ranking ATP 57.
USA. Ranking ATP 57.| ATP - Western & Southern Financial Group Masters | ||||
|---|---|---|---|---|
| 08.08.2025 | First round | Blockx Alexander — Giron Marcos | 2:1 (6:2, 3:6, 6:3) |
|
 ATP - Rogers Masters | ||||
| 28.07.2025 | First round | Giron Marcos — Mannarino Adrian | 0:2 (4:6, 4:6) |
|
| ATP - Legg Masson Tennis Classic | ||||
| 22.07.2025 | First round | Munar Clar Jaume Antoni — Giron Marcos | 2:0 (7:5, 6:3) |
|
 ATP - Wimbledon | ||||
| 03.07.2025 | Second round | Giron Marcos — Mensik Jakub | 1:3 (4:6, 6:3, 4:6, 6:7) |
|
| 01.07.2025 | First round | Giron Marcos — Carabelli Camilo Ugo | 3:0 (7:6, 7:6, 6:3) |
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| ATP - Eastbourne | ||||
| 26.06.2025 | Quarter-finals | Fritz Taylor Harry — Giron Marcos | 2:1 (7:5, 4:6, 7:5) |
|
| 25.06.2025 | Second round | Giron Marcos — Fearnley Jacob | 2:0 (6:3, 6:1) |
|
| 24.06.2025 | First round | Darderi Luciano — Giron Marcos | 0:2 (4:6, 5:7) |
|
 ATP - Gerry Weber Open | ||||
| 18.06.2025 | First round | Giron Marcos — Zverev Alexander | 0:2 (2:6, 1:6) |
|
 ATP - French Open | ||||
| 26.05.2025 | First round | Giron Marcos — Griekspoor Tallon | 1:3 (6:4, 3:6, 4:6, 5:7) |
|
| ATP - Masters Series Hamburg | ||||
| 19.05.2025 | First round | Giron Marcos — Bautista Agut Roberto | 0:2 (6:7, 0:6) |
|
 ATP - Internazionali BNL d'Italia - Rome | ||||
| 12.05.2025 | Third round | Giron Marcos — Hurkacz Hubert | 1:2 (3:6, 6:1, 1:6) |
|
| 10.05.2025 | Second round | Fritz Taylor Harry — Giron Marcos | 0:2 (6:7, 6:7) |
|
| 08.05.2025 | First round | Diallo Gabriel — Giron Marcos | 1:2 (6:3, 3:6, 4:6) |
|
 Estoril | ||||
| 01.05.2025 | Second round | Giron Marcos — Vukic Aleksandar | 0:2 (3:6, 1:6) |
|
 ATP - Masters Series Madrid | ||||
| 26.04.2025 | Second round | Giron Marcos — Berrettini Matteo | 1:2 (7:6, 6:7, 1:6) |
|
| 24.04.2025 | First round | Tien Learner — Giron Marcos | 1:2 (1:6, 6:1, 6:7) |
|
| ATP - BMW Open | ||||
| 14.04.2025 | First round | Kecmanovic Miomir — Giron Marcos | 2:1 (6:2, 6:7, 7:6) |
|
 ATP - Masters Series Monte-Carlo | ||||
| 08.04.2025 | Second round | Draper Jack — Giron Marcos | 2:0 (6:1, 6:1) |
|
| 07.04.2025 | First round | Giron Marcos — Shapovalov Denis | 2:0 (6:3, 7:6) |
|
| ATP - NASDAQ-100 | ||||
| 20.03.2025 | First round | Thompson Jordan — Giron Marcos | 2:1 (3:6, 6:4, 7:5) |
|
| ATP - Pacific Life Open | ||||
| 12.03.2025 | 4th Round | Fils Arthur — Giron Marcos | 2:1 (6:2, 2:6, 6:3) |
|
| 09.03.2025 | Third round | Giron Marcos — Popyrin Alexei | 2:1 (5:7, 6:3, 6:3) |
|
| 08.03.2025 | Second round | Ruud Casper — Giron Marcos | 1:2 (6:7, 6:3, 2:6) |
|
| 06.03.2025 | First round | Giron Marcos — Basilashvili Nikoloz | 2:0 (7:5, 7:6) |
|
 ATP - Abierto Mexicano Telcel | ||||
| 28.02.2025 | Quarter-finals | Shapovalov Denis — Giron Marcos | 2:1 (4:6, 6:3, 6:2) |
|
| 27.02.2025 | Second round | Giron Marcos — Paul Tommy (Retired) | Walkover |
|
| 25.02.2025 | First round | Giron Marcos — Walton Adam | 2:0 (7:6, 6:2) |
|
| ATP - Delray Beach International Tennis Championships | ||||
| 14.02.2025 | Quarter-finals | Kecmanovic Miomir — Giron Marcos | 2:1 (2:6, 6:4, 6:2) |
|
| 13.02.2025 | Second round | Quinn Ethan — Giron Marcos | 0:2 (3:6, 4:6) |
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| 10.02.2025 | First round | Giron Marcos — Diallo Gabriel | — — |
|
| ATP - Dallas | ||||
| 05.02.2025 | First round | Giron Marcos — Ruud Casper | — — |
|
 ATP - Next Generation Adelaide International | ||||
| 09.01.2025 | Quarter-finals | Auger Aliassime Felix — Giron Marcos | 2:0 (7:6, 6:3) |
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| 08.01.2025 | Second round | Giron Marcos — Shapovalov Denis | 2:0 (7:5, 6:2) |
|
| 07.01.2025 | First round | Giron Marcos — Vukic Aleksandar | 2:1 (6:2, 3:6, 6:3) |
|