| Australian Open | 01/16 10:45 | 23 |
[56] Marcos Giron v
Daniil Medvedev
[8]
|
0-6,1-6,2-6 | |
| ATP Auckland | 01/12 01:30 | 27 |
[60] Marcos Giron v
Cameron Norrie
[12]
|
1-6,7-6,2-6 | |
| ATP Auckland | 01/10 22:45 | 26 |
[66] J.J. Wolf
v
Marcos Giron [60]
|
4-6,4-6 | |
| ATP Auckland | 01/09 23:00 | 25 |
[60] Marcos Giron v
Federico Coria
[76]
|
6-7,6-4,7-5 | |
| ATP Auckland | 01/09 22:00 | 25 |
Marcos Giron v
Pedro Martinez
|
Cancelled | |
| ATP Adelaide | 01/04 10:00 | 26 |
[61] Marcos Giron v
Alexei Popyrin
[120]
|
6-4,4-6,3-6 | |
| ATP Adelaide | 01/01 05:20 | 25 |
[61] Marcos Giron v
Richard Gasquet
[68]
|
7-6,6-7,7-5 | |
| ATP Paris | 10/29 18:30 | 46 |
[58] Marcos Giron v
Jiri Lehecka
[78]
|
5-7,3-6 | |
| ATP Vienna | 10/28 12:00 | 27 |
[32] Grigor Dimitrov
v
Marcos Giron [58]
|
6-3,4-6,6-4 | |
| ATP Vienna | 10/27 11:00 | 26 |
[58] Marcos Giron v
Cameron Norrie
[13]
|
6-3,6-4 | |
| ATP Vienna | 10/26 11:00 | 25 |
[71] Tallon Griekspoor
v
Marcos Giron [58]
|
4-6,2-6 | |
| ATP Antwerp | 10/19 12:55 | 25 |
[60] Marcos Giron v
Sebastian Korda
[36]
|
3-6,7-6,4-6 | |
| ATP Gijon | 10/12 18:00 | 26 |
[165] Dominic Thiem
v
Marcos Giron [62]
|
3-6,6-4,6-0 | |
| ATP Gijon | 10/11 12:00 | 25 |
[62] Marcos Giron v
Albert Ramos-Vinolas
[40]
|
4-6,6-4,6-2 | |
| ATP Seoul | 09/27 01:00 | 25 |
Nicolas Jarry
v
Marcos Giron
|
Cancelled | |
| ATP San Diego | 09/26 00:00 | 29 |
[58] Marcos Giron v
Brandon Nakashima
[69]
|
4-6,4-6 | |
| ATP San Diego | 09/24 21:00 | 28 |
[25] Daniel Evans
v
Marcos Giron [58]
|
3-6,5-7 | |
| ATP San Diego | 09/23 18:30 | 27 |
[58] Marcos Giron v
James Duckworth
[83]
|
7-6,6-3 | |
| ATP San Diego | 09/22 01:55 | 26 |
[58] Marcos Giron v
Tomas Martin Etcheverry
[89]
|
6-4,6-3 | |
| US Open | 08/30 22:00 | 23 |
[56] Marcos Giron v
Frances Tiafoe
[26]
|
6-7,4-6,3-6 | |
| ATP Cincinnati | 08/17 20:05 | 25 |
[19] Roberto Bautista-Agut
v
Marcos Giron [54]
|
6-3,6-3 | |
| ATP Cincinnati | 08/15 20:45 | 24 |
[54] Marcos Giron v
David Goffin
[62]
|
6-3,6-4 | |
| ATP Cincinnati | 08/14 19:35 | 19 |
[57] Marcos Giron v
Fabio Fognini
[60]
|
7-6,7-5 | |
| ATP Cincinnati | 08/13 17:00 | 14 |
[57] Marcos Giron v
Duran/R. Vinolas
[96] |
6-3,6-2 | |
| ATP Montreal | 08/08 23:00 | 24 |
[57] Marcos Giron v
Roberto Bautista-Agut
[18]
|
6-7,3-6 | |
| ATP Montreal | 08/07 17:35 | 19 |
[53] Marcos Giron v
Alexei Popyrin
[83]
|
6-4,6-7,6-1 | |
| ATP Montreal | 08/06 18:20 | 14 |
[53] Marcos Giron v
Jason Kubler
[122]
|
7-6,6-3 | |
| ATP Washington | 08/02 23:00 | 24 |
[63] Nick Kyrgios
v
Marcos Giron [53]
|
6-3,6-2 | |
| ATP Atlanta | 07/25 15:00 | 25 |
[76] Soonwoo Kwon
v
Marcos Giron [55]
|
7-6,4-6,7-5 | |
| Wimbledon | 06/30 10:00 | 24 |
[65] Marcos Giron v
Alex Molcan
[51]
|
3-6,2-6,4-6 |
Marcos Andres Giron ( ghee-ROHN; born July 24, 1993; Spanish: Girón) is an American professional tennis player. He has a career-high singles ranking of world No. 37 achieved on August 5, 2024 and a doubles ranking of No. 194 achieved on August 1, 2022. Giron won the singles title at the 2014 NCAA Division I Tennis Championships for UCLA. He has won an ATP Tour title at the 2024 Hall of Fame Open.