ATP - Kolín nad Rýnom | 10/10 13:55 | 64 | [203] Rudolf Molleker v Marcos Giron [96] | 4-6,3-6 | |
French Open | 10/01 09:00 | 24 | [96] Marcos Giron v Thiago Monteiro [84] | 6-7,4-6,1-6 | |
French Open | 09/29 13:55 | 23 | [202] Quentin Halys v Marcos Giron [96] | 5-7,6-3,7-6,5-7,6-8 | |
ATP - Rím | 09/12 12:05 | 14 | [96] Marcos Giron v Mikael Ymer [71] | 6-4,5-7,6-7 | |
US Open | 09/02 15:00 | 24 | [26] Filip Krajinovic v Marcos Giron [96] | 6-4,6-1,6-3 | |
US Open | 08/31 20:25 | 23 | [96] Marcos Giron v Marc Polmans [121] | 6-4,6-7,3-6,6-4,6-2 | |
ATP - New York | 08/24 15:00 | 25 | [5] Daniil Medvedev v Marcos Giron [101] | 6-4,6-4 | |
ATP - New York | 08/23 16:20 | 24 | [271] Mackenzie McDonald v Marcos Giron [102] | 6-7,5-7 | |
ATP - New York | 08/21 15:00 | 19 | [95] Gregoire Barrere v Marcos Giron [102] | 6-4,6-7,4-6 | |
ATP - New York | 08/20 16:50 | - | [102] Marcos Giron v Laslo Djere [80] | 6-2,6-2 | |
Matchplay 120 | 07/02 22:00 | 1 | [102] Marcos Giron v Bradley Klahn [126] | 6-7,7-6,3-6 | |
Matchplay 120 | 07/01 22:00 | 1 | Marcos Giron v Zachary Svajda | Retired | |
Matchplay 120 | 06/29 22:00 | - | Ernesto Escobedo v Marcos Giron | View | |
Matchplay 120 | 06/26 22:00 | 1 | Marcos Giron v Zachary Svajda | 6-4,6-4 | |
Matchplay 120 | 06/22 22:00 | 1 | [181] Ernesto Escobedo v Marcos Giron [102] | 7-6,7-6 | |
Matchplay 120 | 06/19 23:00 | 1 | Marcos Giron v Zachary Svajda | 4-6,5-7 | |
Matchplay 120 | 06/17 23:00 | - | [102] Marcos Giron v Brandon Nakashima [220] | 6-4,3-6,6-3 | |
Matchplay 120 | 06/10 22:00 | - | [181] Ernesto Escobedo v Marcos Giron [102] | 2-6,7-6,3-6 | |
Matchplay 120 | 06/08 23:00 | 1 | [102] Marcos Giron v Steve Johnson [63] | 6-3,6-1 | |
Matchplay 120 | 06/05 23:00 | 1 | [181] Ernesto Escobedo v Marcos Giron [102] | 5-7,5-7 | |
Matchplay 120 | 05/29 23:00 | 1 | Zachary Svajda v Marcos Giron | 4-6,6-3,6-7 | |
Challenger Indian Wells | 03/06 22:20 | 27 | [104] Marcos Giron v Brandon Nakashima [255] | 6-7,6-3,2-6 | |
Challenger Indian Wells | 03/05 22:25 | 26 | [163] Roberto Marcora v Marcos Giron [104] | 6-7,1-6 | |
Challenger Indian Wells | 03/04 18:00 | 25 | [393] Ryan Peniston v Marcos Giron [104] | 2-6,6-7 | |
ATP - Acapulco | 02/26 23:40 | 26 | [20] John Isner v Marcos Giron [115] | 6-3,7-6 | |
ATP - Acapulco | 02/25 04:55 | 25 | Marcos Giron v Gerardo L Villasenor | 6-4,7-6 | |
ATP - Acapulco | 02/24 01:20 | 164 | [104] Taro Daniel v Marcos Giron [113] | 4-6,7-5,1-6 | |
ATP - Acapulco | 02/23 03:50 | 64 | Juan A Hernandez v Marcos Giron | 5-7,1-6 | |
ATP - New York | 02/13 03:10 | 26 | [113] Marcos Giron v Ugo Humbert [43] | 1-6,0-6 | |
ATP - New York | 02/11 03:10 | 25 | [141] Jack Sock v Marcos Giron [113] | 3-6,4-6 |
Marcos Andres Giron (born July 24, 1993; Spanish: Girón) is an American professional tennis player. He achieved a career-high singles ranking of No. 44 on 19 February 2024 and a doubles ranking of No. 194 on 1 August 2022. He won the boys' singles in the Ojai Tennis Tournament in 2009 and the men’s invitational in 2011. In 2014, Giron won the singles title at the 2014 NCAA Division I Tennis Championships for UCLA.