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 Denis Kudla [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
Wimbledon 06/28 13:30 23 [29] Holger N Rune v Marcos Giron [65] 3-6,5-7,4-6
ATP - Mallorca 06/23 12:35 27 [67] Marcos Giron v Stefanos Tsitsipas [6] 6-7,6-4,3-6
ATP - Mallorca 06/22 11:00 26 [67] Marcos Giron v Mackenzie McDonald [52] 4-6,7-6,6-4
ATP - Mallorca 06/21 11:00 25 [26] Botic Van De Zandschulp v Marcos Giron [67] 7-6,4-6,6-7
ATP - Halle 06/14 10:00 25 [60] Marcos Giron v Felix Auger Aliassime [9] 3-6,7-5,3-6
ATP - Stuttgart 06/06 12:15 25 [53] Marcos Giron v Jan-Lennard Struff [103] 5-7,7-5,6-7
French Open 05/22 09:00 23 [20] Grigor Dimitrov v Marcos Giron [49] 6-1,6-1,6-1
ATP - Ženeva 05/16 10:00 25 [50] Ilya Ivashka v Marcos Giron [49] 4-6,6-3,6-2
ATP - Rím 05/12 12:20 26 [60] Marcos Giron v Felix Auger Aliassime [9] 3-6,2-6
ATP - Rím 05/11 13:35 25 [15] Diego Schwartzman v Marcos Giron [60] 1-6,6-7
ATP - Rím 05/09 14:25 24 [41] Alexander Bublik v Marcos Giron [59] 6-3,4-6,3-6
ATP - Rím 05/08 09:00 19 [52] Marcos Giron v Tallon Griekspoor [57] 6-7,2-6

Wikipedia - Marcos Giron

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.