Vallejo Adolfo Daniel - Mejia Nicolas Q
6-4 4-6 5-7 6-7
| Date | Tournament | Surface | Opponent | W/L | Score | |
|---|---|---|---|---|---|---|
| Jun 21, 2026 | Mallorca | grass | Hanfmann Yannick | L | 6-7 6-7 | |
| May 28, 2026 | French Open | clay | Kouame Moise | L | 3-6 5-7 6-3 6-2 6-7 | |
| May 26, 2026 | French Open | clay | Norrie Cameron | W | 7-6 2-0 ret | |
| May 04, 2026 | Rome | clay | Faria Jaime | L | 3-6 6-4 4-6 | |
| Apr 27, 2026 | Madrid | clay | Cobolli Flavio | L | 3-6 2-6 | |
| Apr 25, 2026 | Madrid | clay | Tien Learner | W | 6-4 6-3 | |
| Apr 23, 2026 | Madrid | clay | Dimitrov Grigor | W | 6-4 6-4 | |
| Apr 21, 2026 | Madrid | clay | Rocha Henrique | W | 6-1 4-6 6-2 | |
| Apr 20, 2026 | Madrid | clay | Martinez Pedro | W | 6-3 6-1 | |
| Apr 02, 2026 | Houston | clay | Paul Tommy | L | 6-3 4-6 4-6 | |
| Mar 30, 2026 | Houston | clay | Svajda Zachary | W | 6-1 6-4 | |
| Mar 13, 2026 | Santiago challenger | clay | Monteiro Thiago Moura | L | 6-3 3-6 4-6 | |
| Mar 12, 2026 | Santiago challenger | clay | Meligeni Rodrigues Alves Felipe | W | 6-4 3-6 6-3 | |
| Mar 10, 2026 | Santiago challenger | clay | Villanueva Gonzalo | W | 6-3 6-4 | |
| Mar 08, 2026 | Brasília challenger | clay | Rocha Henrique | L | 4-6 4-6 | |
| Mar 07, 2026 | Brasília challenger | clay | Ribeiro Eduardo | W | 7-5 6-2 | |
| Mar 06, 2026 | Brasília challenger | clay | Diaz Acosta Facundo | W | 7-6 6-3 | |
| Mar 05, 2026 | Brasília challenger | clay | Schiessl Joao Eduardo | W | 6-4 6-2 | |
| Mar 03, 2026 | Brasília challenger | clay | Boyer Tristan | W | 6-2 6-2 | |
| Feb 26, 2026 | Santiago | clay | Nava Emilio | L | 5-7 3-6 | |
| Feb 25, 2026 | Santiago | clay | Passaro Francesco | W | 6-3 3-3 ret | |
| Feb 22, 2026 | Santiago | clay | Rocha Henrique | W | 6-4 6-2 | |
| Feb 21, 2026 | Santiago | clay | Monteiro Thiago Moura | W | 6-7 6-4 6-2 | |
| Feb 14, 2026 | Rio de Janeiro | clay | Monteiro Thiago Moura | L | 4-6 1-6 | |
| Feb 01, 2026 | Concepcion challenger | clay | Tabilo Alejandro | W | 6-2 1-6 6-1 | |
| Jan 31, 2026 | Concepcion challenger | clay | Barrios Vera Marcelo Tomas | W | 6-3 1-6 6-4 | |
| Jan 30, 2026 | Concepcion challenger | clay | Reis Da Silva Joao Lucas | W | 3-6 6-3 6-1 | |
| Jan 29, 2026 | Concepcion challenger | clay | Varillas Juan Pablo | W | 6-4 6-2 | |
| Jan 28, 2026 | Concepcion challenger | clay | Boscardin Dias Pedro | W | 6-2 6-4 | |
| Jan 15, 2026 | Australian Open | hard | Gea Arthur | L | 2-6 2-6 | |
| Jan 14, 2026 | Australian Open | hard | Cina Federico | W | 4-6 6-2 6-3 | |
| Jan 13, 2026 | Australian Open | hard | Pacheco Mendez Rodrigo | W | 6-1 6-2 |
| Date | Tournament | Surface | Opponent | W/L | Score | |
|---|---|---|---|---|---|---|
| Jun 25, 2026 | Wimbledon | grass | Schoolkate Tristan | W | 6-4 6-4 6-4 | |
| Jun 24, 2026 | Wimbledon | grass | Heide Gustavo | W | 6-4 6-3 | |
| Jun 22, 2026 | Wimbledon | grass | Rocha Henrique | W | 6-4 6-7 6-2 | |
| May 18, 2026 | French Open | clay | Llamas Ruiz Pablo | L | 3-6 6-7 | |
| Apr 09, 2026 | Mexico City challenger | clay | Colson Tibo | L | 5-7 3-6 | |
| Apr 07, 2026 | Mexico City challenger | clay | Orlov Vladyslav | W | 3-6 7-6 6-0 | |
| Mar 16, 2026 | Miami | hard | O'Connell Christopher | L | 6-7 3-6 | |
| Mar 02, 2026 | Indian Wells | hard | Basilashvili Nikoloz | L | 6-0 2-6 4-6 | |
| Feb 23, 2026 | Acapulco | hard | Ymer Elias | L | 4-6 4-6 | |
| Feb 22, 2026 | Acapulco | hard | Tomic Bernard | W | 6-3 3-0 ret | |
| Feb 14, 2026 | Delray Beach | hard | Svrcina Dalibor | L | 6-3 1-6 4-6 | |
| Jan 14, 2026 | Australian Open | hard | Wu Yibing | L | 4-6 4-6 | |
| Jan 13, 2026 | Australian Open | hard | Virtanen Otto | W | 6-3 3-6 6-4 |