Spain
19.05.00, 25 years
10775 $
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Ranking's position
Points
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USA
14.08.01, 23 years
INFO: click on player name to show detailed player statistics
Alberto Colas Sanchez vs. John Bernard - head to head matches
Alberto Colas Sanchez form & John Bernard form
Alberto Colas Sanchez - last matches
 M25 Zaragoza - Clay |
| 03.10.24 2nd round | vs. Ryan Nijboer | 3-6, 3-6 |  | match details |
| 01.10.24 1st round | vs. Bruno Pujol Navarro | 6-0, 2-6, 6-2 |  | match details |
| M25 Bakio - Hard |
| 25.06.24 qual. | vs. Manel Lazaro Juncadella | 3-6, 2-6 | | match details |
| 24.06.24 q 1 | vs. Hugo Garcia Gomez | 7-5, 6-2 | | match details |
| M25 Mungia - Clay |
| 17.06.24 qual. | vs. Mario Mansilla Diez | 0-6, 6-4, 9-11 | | match details |
| 16.06.24 q 1 | vs. Diego Blanco Goytia | 6-1, 6-1 | | match details |
 M15 Boca - Clay |
| 17.11.23 1/4 | vs. Victor Lilov | 6-4, 6-73, 0-3, - Alberto Colas Sanchez - retired | | match details |
| 16.11.23 qual. | vs. Joao Vitor Goncalves Ceolin | 6-1, 6-4 | | match details |
| 16.11.23 1st round | vs. Justin Roberts | 2-6, 7-64, 10-5 | | match details |
| 16.11.23 2nd round | vs. Alexander Razeghi | Alexander Razeghi - walk over | | match details |
| 13.11.23 q 1 | vs. Kylel Gillam | 6-0, 6-0 | | match details |
| M15 Xativa - Clay |
| 03.08.23 2nd round | vs. Jonathan Mridha | 3-6, 6-3, 3-6 | | match details |
| 02.08.23 1st round | vs. Alexander Stater | 6-2, 6-2 | | match details |
| 01.08.23 qual. | vs. Alejandro Turriziani Alvarez | 6-2, 6-2 | | match details |
| 31.07.23 q 2 | vs. Darius Florin Pop | 6-4, 6-0 | | match details |
| 30.07.23 q 1 | vs. Henrique Silvestre Gomes | 6-2, 6-3 | | match details |
| M15 Tallahassee - I. hard |
| 26.10.21 qual. | vs. Francisco Rocha | 6-72, 0-6 | | match details |
| 25.10.21 q 1 | vs. John Bernard | 7-66, 1-6, 10-5 | | match details |
| M15 Benicarlo - Clay |
| 24.11.20 qual. | vs. Pedro Vives Marcos | 4-6, 3-6 | | match details |
| 23.11.20 q 1 | vs. Mario Gonzalez Fernandez | 6-3, 6-2 | | match details |
| 23.11.20 q 2 | vs. Diego Fernandez Flores | 4-6, 6-3, 10-0 | | match details |
| M15 Villena - Clay |
| 15.11.20 q 1 | vs. Alexander Weis | 4-6, 4-6 | | match details |
| M25 Getxo - Clay |
| 09.07.19 1st round | vs. Jules Okala | 2-6, 4-6 | | match details |
| M25 Bakio - Hard |
| 04.07.19 2nd round | vs. Andres Artunedo Martinavarr | 1-6, 1-6 | | match details |
| 02.07.19 1st round | vs. Mikel Lopez Hernaez | 6-3, 6-2 | | match details |
 M15 Setubal - Hard |
| 27.06.19 2nd round | vs. Erik Crepaldi | 4-6, 2-6 | | match details |
| 26.06.19 1st round | vs. William Peters | 7-5, 6-3 | | match details |
| M15 Majadahonda - Clay |
| 29.05.19 1st round | vs. Federico Moreno | 1-6, 4-6 | | match details |
| M25 Vic - Clay |
| 21.05.19 qual. | vs. Francisco Cabral | 7-5, 3-6, 8-10 | | match details |
| 20.05.19 q 1 | vs. Carles Batlle | 6-3, 6-1 | | match details |
John Bernard - last matches
| M15 Tallahassee - I. hard |
| 18.11.24 q 1 | vs. William Mroz Mroz | 2-6, 2-6 | | match details |
| M15 Rochester - Clay |
| 15.07.24 q 1 | vs. Felipe Pinzon Moreno | 7-65, 6-75, 6-10 | | match details |
| M25 Dallas - I. hard |
| 08.07.24 q 1 | vs. Micah Braswell | 5-7, 3-6 | | match details |
| M25 Pensacola - Clay |
| 14.05.24 qual. | vs. Lachlan Gaskell | 3-6, 6-73 | | match details |
| 14.05.24 q 1 | vs. Tyler Bowers | 6-0, 6-4 | | match details |
| M15 Boca - Clay |
| 16.11.23 qual. | vs. Alvin Nicholas Tudorica | 3-6, 2-6 | | match details |
| 13.11.23 q 1 | vs. Jiri Jenicek | 2-6, 7-5, 10-5 | | match details |
| M15 Tallahassee - I. hard |
| 24.10.23 qual. | vs. Enzo Aguiard | 1-6, 4-6 | | match details |
| 23.10.23 q 1 | vs. Francisco Oliveira | 6-2, 6-3 | | match details |
| M15 Pittsburgh - Clay |
| 24.07.23 q 1 | vs. Alex Bancila | 0-6, 1-6 | | match details |
| M15 Rochester - Clay |
| 18.07.23 qual. | vs. Nicholas Heng | 3-6, 3-6 | | match details |
| 17.07.23 q 1 | vs. Andrew Dunn | 6-0, 6-0 | | match details |
| M15 South - Hard |
| 20.06.23 qual. | vs. Oliver Okonkwo | 2-6, 4-6 | | match details |
| 19.06.23 q 1 | vs. Tom Dynka | 6-1, 6-1 | | match details |
| Tallahassee Challenger - Clay |
| 16.04.23 q 1 | vs. Patrick Kypson | 3-6, 5-7 | | match details |
| M15 Fayetteville - Hard |
| 01.11.22 qual. | vs. Phil Exner | 3-6, 4-6 | | match details |
| 31.10.22 q 1 | vs. Brendan Boland | 3-6, 6-1, 10-6 | | match details |
| M15 Tallahassee - I. hard |
| 25.10.22 qual. | vs. Rowland Phillips | 4-6, 4-6 | | match details |
| 24.10.22 q 1 | vs. Sebastian Rafael Sotelo | 7-64, 6-3 | | match details |
| M15 Pittsburgh - Clay |
| 14.07.22 2nd round | vs. Tyler Zink | 2-6, 6-4, 1-6 | | match details |
| 13.07.22 1st round | vs. Cleeve Harper | 7-5, 7-5 | | match details |
| 12.07.22 qual. | vs. Luke Phillips | 7-69, 3-6, 10-4 | | match details |
| 11.07.22 q 1 | vs. Mael Kes | 6-0, 6-1 | | match details |
| M15 Waco - Hard |
| 04.07.22 q 1 | vs. Noah Hernandez | 3-6, 4-6 | | match details |
| M15 Tallahassee - I. hard |
| 25.10.21 q 1 | vs. Alberto Colas Sanchez | 6-76, 6-1, 5-10 | | match details |
| M15 Naples - Clay |
| 11.10.21 q 2 | vs. Juan Manuel Benitez Chavarriaga | 3-6, 4-6 | | match details |
| M15 Naples - Clay |
| 06.10.21 1st round | vs. Oscar Mesquida Berg | 6-74, 1-6 | | match details |
| 06.10.21 qual. | vs. Gerard Escandell Juan | 6-1, 6-3 | | match details |
| 05.10.21 q 1 | vs. Zhanger Almashev | 6-1, 6-3 | | match details |
| M15 Edwardsville - Hard |
| 19.07.21 q 1 | vs. Chad Kissell | 6-71, 1-6 | | match details |
