| ITF Greece F5 | 03/31 07:30 | 28 | [447] Barrios Vera, Marcelo Tomas v Shyla, Yaraslau [402] | 6-1,7-6 | |
| ITF Greece F5 | 03/30 09:00 | 27 | Rudolf Molleker v Barrios Vera, Marcelo Tomas | 5-7,1-6 | |
| ITF Greece F5 | 03/29 10:15 | 26 | Stergiou, Ioannis v Barrios Vera, Marcelo Tomas | 3-6,3-6 | |
| ITF Greece F5 | 03/28 06:00 | 25 | Brymer, Gage v Barrios Vera, Marcelo Tomas | 2-6,0-6 | |
| ITF Greece F4 | 03/25 09:00 | 29 | Seifert, Stefan v Marcelo Tomas Barrios Vera | 6-7,6-2,6-2 | |
| ITF Greece F4 | 03/24 11:00 | 28 | [447] Marcelo Tomas Barrios Vera v Crepatte, Baptiste [452] | 6-4,6-0 | |
| ITF Greece F4 | 03/23 14:55 | 27 | Gray, Jonathan v Marcelo Tomas Barrios Vera | 6-3,1-6,1-6 | |
| ITF Greece F4 | 03/23 10:20 | 26 | Glvac, Andrej v Marcelo Tomas Barrios Vera | 3-6,2-6 | |
| ITF Greece F4 | 03/21 09:30 | 25 | Mcdaniels, Mitchell Thomas v Marcelo Tomas Barrios Vera | 2-6,3-6 | |
| ITF Greece F3 | 03/18 11:00 | 29 | Tepavac, Marko v Marcelo Tomas Barrios Vera | 6-3,7-5 | |
| ITF Greece F3 | 03/17 11:20 | 28 | Zgombic, Fran Zvonimir v Marcelo Tomas Barrios Vera | 1-6,0-6 | |
| ITF Greece F3 | 03/16 09:00 | 27 | Pauffley, Neil v Marcelo Tomas Barrios Vera | 3-6,2-6 | |
| ITF Greece F3 | 03/15 11:05 | 26 | Kohen, Alan v Marcelo Tomas Barrios Vera | Retired | |
| ITF Greece F3 | 03/14 13:55 | 25 | Ocleppo, Julian v Marcelo Tomas Barrios Vera | Retired | |
| Challenger - Santiago | 03/05 16:45 | 25 | Gastao Elias v Barrios Vera, Marcelo Tomas | 7-6,6-4 | |
| Challenger Punta Del Este Qual | 02/25 14:00 | 46 | Gian Marco Moroni v Barrios Vera, Marcelo Tomas | 6-1,3-6,6-2 | |
| Challenger Punta Del Este Qual | 02/24 14:00 | 45 | Ignacio Carou v Barrios Vera, Marcelo Tomas | 3-6,6-4,2-6 | |
| Challenger Morelos Qual | 02/18 21:30 | 54 | Barrios Vera, Marcelo Tomas v Roberto Cid Subervi | 6-2,6-7,6-7 | |
| Challenger Morelos Qual | 02/18 17:00 | 46 | Barrios Vera, Marcelo Tomas v Gomez, Lucas | 6-4,6-4 | |
| Challenger Morelos Qual | 02/17 18:55 | 45 | Barrios Vera, Marcelo Tomas v Francesco Ferrari | 7-6,2-6,6-3 | |
| ITF USA F5 | 01/28 17:00 | 29 | Gil, Fred v Barrios Vera, Marcelo Tomas | 2-6,0-6 | |
| ITF USA F5 | 01/27 16:00 | 28 | Roberto Cid Subervi v Barrios Vera, Marcelo Tomas | 4-6,3-6 | |
| ITF USA F5 | 01/26 15:30 | 27 | Pla Malfeito, Jaume v Barrios Vera, Marcelo Tomas | 5-7,2-6 | |
| ITF USA F5 | 01/25 15:00 | 26 | Barrios Vera, Marcelo Tomas v Cagnina, Julien | 7-6,6-1 | |
| ITF USA F5 | 01/23 17:20 | 25 | Tim Van Rijthoven v Barrios Vera, Marcelo Tomas | 2-6,2-6 | |
| ITF USA F4 | 01/20 15:00 | 28 | Naoki Nakagawa v Barrios Vera, Marcelo Tomas | 6-4,6-4 | |
| ITF USA F4 | 01/19 15:00 | 27 | Escobar, Gonzalo v Barrios Vera, Marcelo Tomas | 4-6,4-6 | |
| ITF USA F4 | 01/18 15:00 | 26 | Barrios Vera, Marcelo Tomas v Tim Van Rijthoven | 7-5,6-2 | |
| ITF USA F4 | 01/17 15:00 | 25 | Genaro Alberto Olivieri v Barrios Vera, Marcelo Tomas | 1-6,3-6 | |
| ITF Peru F2 | 12/22 19:40 | 28 | [431] Zukas, Matias v Marcelo Tomas Barrios Vera [481] | 0-6,6-4,6-3 |
Wikipedia - Tomás Barrios Vera
Marcelo Tomás Barrios Vera, né le à Chillán, est un joueur de tennis chilien, professionnel depuis 2015.