ATP Indian Wells 03/05 19:00 44 [83] Thomas Fabbiano v Marcos Giron [217] 3-6,6-2,4-6
Challenger Indian Wells 02/25 22:50 24 [207] Marcos Giron v Christopher Eubanks [154] 5-7,3-6
Challenger Dallas 02/08 18:35 27 [225] Marcos Giron v Mitchell Krueger [209] 5-7,7-6,3-6
Challenger Dallas 02/07 20:25 26 [335] Emilio Gomez v Marcos Giron [225] 3-6,4-6
Challenger Dallas 02/06 20:45 25 [225] Marcos Giron v Tim Smyczek [192] 6-7,6-2,7-6
Challenger Dallas 02/05 18:20 24 [225] Marcos Giron v Louis Wessels [465] 7-5,6-1
Challenger Cleveland 02/02 19:55 28 [247] Marcos Giron v Maxime Cressy [335] 3-6,6-3,3-6
Challenger Cleveland 02/01 18:35 27 [247] Marcos Giron v Jared Hiltzik [357] 7-6,6-4
Challenger Cleveland 01/31 20:20 26 [291] Jeffrey John Wolf v Marcos Giron [247] 4-6,7-6,5-7
Challenger Cleveland 01/30 20:00 25 [282] Goncalo Oliveira v Marcos Giron [247] 6-4,1-6,2-6
Challenger Newport Beach 01/23 19:40 25 [50] Taylor Fritz v Marcos Giron [249] 2-6,7-6,7-6
Challenger Newport Beach 01/21 22:50 24 [288] Goncalo Oliveira v Marcos Giron [249] 7-6,3-6,3-6
Challenger Columbus 01/10 18:00 26 [267] Bernabe Zapata Miralles v Marcos Giron [251] 6-4,7-6
Challenger Columbus 01/09 17:40 25 [251] Marcos Giron v Kevin King [265] 6-2,6-4
Challenger Columbus 01/08 16:00 24 [290] Carlos Taberner v Marcos Giron [251] 4-6,6-3,3-6
Challenger Orlando 01/06 16:00 29 [198] Darian King v Marcos Giron [308] 4-6,4-6
Challenger Orlando 01/05 18:05 28 [308] Marcos Giron v Gastao Elias [263] 6-3,7-5
Challenger Orlando 01/04 18:45 27 [308] Marcos Giron v Mathias Bourgue [265] 6-2,6-2
Challenger Orlando 01/03 15:00 26 [308] Marcos Giron v Dennis Novikov [257] 6-1,6-2
Challenger Orlando 01/01 15:00 25 [250] Uladzimir Ignatik v Marcos Giron [308] 1-6,5-7
Challenger Orlando 12/31 19:05 24 [300] Andrea Collarini v Marcos Giron [308] 7-6,2-6,0-6
Challenger Houston 11/13 16:00 25 [360] Marcos Giron v Ivo Karlovic [102] 4-6,2-6
Challenger Knoxville 11/04 19:25 45 [378] Alejandro Gonzalez v Marcos Giron [373] Cancelled
Challenger Charlottesville 11/01 23:45 26 [107] Ivo Karlovic v Marcos Giron [373] 7-6,6-3
Challenger Charlottesville 10/30 22:10 25 [373] Marcos Giron v Collin Altamirano [283] 6-4,6-4
Challenger Charlottesville 10/29 14:00 54 [285] Mikael Ymer v Marcos Giron [373] 4-6,1-6
Challenger Charlottesville 10/28 15:40 46 [366] Evan Song v Marcos Giron [371] 3-6,6-7
Challenger Charlottesville 10/27 14:00 45 [371] Marcos Giron v Harri Heliovaara [317] 3-6,6-1,6-1
Challenger Fairfield 10/06 22:15 45 [362] Marcos Giron v Thai-Son Kwiatkowski [334] 6-4,2-6,4-6
Challenger Stockton 09/30 17:00 46 [356] Marcos Giron v Pablo V-Gonzalez [424] 3-6,6-1,4-6

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.