| Challenger Lexington | 08/04 14:00 | 26 | Strong Kirchheimer v Nicolas Mejia | 6-7,6-3,3-6 | |
| Challenger Lexington | 08/02 23:00 | 25 | [357] Hady Habib v Nicolas Mejia [313] | 3-6,4-6 | |
| Challenger Winnipeg | 07/28 15:30 | 26 | [324] Nicolas Mejia v Emilio Gomez [146] | 3-6,1-6 | |
| Challenger Winnipeg | 07/26 15:30 | 25 | [324] Nicolas Mejia v Yu Hsiou Hsu [342] | 6-2,2-6,7-6 | |
| Bogota, Colombia | 07/06 17:00 | 26 | [335] Nicolas Mejia v Juan Pablo Ficovich [163] | 6-7,4-6 | |
| Bogota, Colombia | 07/05 17:30 | 25 | [335] Nicolas Mejia v Keegan Smith [355] | 7-6,7-6 | |
| Cali, Colombia | 07/01 18:00 | 28 | [276] Zekic, Miljan v Nicolas Mejia [335] | 7-5,6-4 | |
| Cali, Colombia | 06/30 19:25 | 27 | [335] Nicolas Mejia v Zukas, Matias [455] | 6-1,6-4 | |
| Cali, Colombia | 06/29 17:15 | 26 | [163] Juan Pablo Ficovich v Nicolas Mejia [335] | 6-7,4-6 | |
| Cali, Colombia | 06/28 18:40 | 25 | [387] Evan Zhu v Nicolas Mejia [335] | 2-6,2-6 | |
| Challenger - Buenos Aires | 06/20 16:50 | 25 | [333] Nicolas Mejia v Huertas Del Pino Cordova, Arklon [330] | 0-6,1-6 | |
| Corrientes, Argentina | 06/14 13:00 | 25 | [394] Roman A Burruchaga v Nicolas Mejia [341] | 6-2,6-1 | |
| Orlando, USA | 06/09 14:00 | 26 | [119] Jason Kubler v Nicolas Mejia [292] | 6-2,6-1 | |
| Orlando, USA | 06/07 18:15 | 25 | [315] Sebastian Fanselow v Nicolas Mejia [292] | 2-6,6-7 | |
| Little Rock, USA | 06/03 01:30 | 26 | [303] Nicolas Mejia v Tung-Lin Wu [248] | 1-6,3-6 | |
| Little Rock, USA | 05/31 16:00 | 25 | [395] Zachary Svajda v Nicolas Mejia [303] | 3-6,7-6,3-6 | |
| Challenger Coquimbo | 05/10 14:00 | 25 | [305] Hernan Casanova v Nicolas Mejia [289] | 6-7,6-1,6-4 | |
| Challenger - Morelos | 04/28 16:00 | 26 | [292] Nicolas Mejia v Quiroz, Roberto [333] | 4-6,6-7 | |
| Challenger - Morelos | 04/26 16:00 | 25 | [292] Nicolas Mejia v Filip C Jianu [298] | 6-4,6-3 | |
| Challenger Aguascalientes | 04/20 16:00 | 26 | [144] Marc-Andrea Huesler v Nicolas Mejia [239] | 3-6,6-3,6-4 | |
| Challenger Aguascalientes | 04/18 19:30 | 25 | [298] Goncalo Oliveira v Nicolas Mejia [239] | 3-6,4-6 | |
| Challenger - San Luis Potosí | 04/14 19:00 | 26 | [305] Zhizhen Zhang v Nicolas Mejia [250] | 7-5,6-7,6-3 | |
| Challenger - San Luis Potosí | 04/12 20:20 | 25 | [250] Nicolas Mejia v Viktor Durasovic [322] | 7-5,6-7,7-6 | |
| Challenger Salinas | 04/06 16:30 | 26 | [259] Nicolas Mejia v Quiroz, Roberto [365] | 4-6,3-6 | |
| Challenger Salinas | 04/04 19:45 | 25 | Nicolas Mejia v March, Antonio Cayetano | 6-1,2-6,6-4 | |
| Challenger Pereira | 04/01 15:00 | 26 | [217] Juan Pablo Ficovich v Nicolas Mejia [264] | 3-6,6-4,6-1 | |
| Challenger Pereira | 03/29 16:55 | 25 | [264] Nicolas Mejia v Stefan Kozlov [120] | 6-1,6-1 | |
| ITF M25 Medellin | 03/23 16:05 | 25 | Nicolas Mejia v Blaise Bicknell | 4-6,6-4,6-7 | |
| ITF - M25 Anapoima | 03/19 18:15 | 28 | Nicolas Mejia v Alejo L L Lavallen | 6-3,4-6,6-7 | |
| ITF - M25 Anapoima | 03/18 20:30 | 27 | [264] Nicolas Mejia v Gonzalez, Alejandro [451] | 6-2,6-1 |
Wikipedia - Nicolás Mejía
Nicolás Mejía (Spanish pronunciation: [nikoˈlas meˈxi.a]; born 11 February 2000) is a Colombian tennis player.
Mejía has a career high ATP singles ranking of 228 achieved on 17 April 2023. He also has a career high ATP doubles ranking of 153 achieved on 7 November 2022.
Mejía represents Colombia at the Davis Cup, where he has a W/L record of 3–9.
History
He received wildcards for the qualifying competition at the 2024 Los Cabos Open and also for the 2024 Abierto Mexicano Telcel in Acapulco.
After coming through qualifying, Mejía won his first Challenger singles title in the 2024 San Luis Open Challenger in San Luis Potosí, Mexico, defeating fellow qualifier Matías Soto in the final. He became the first Colombian Challenger champion since Daniel Elahi Galán in 2022. He rose 100 spots back to world No. 344 in the singles rankings on 1 April 2024.
Following a final showing at the 2024 Morelos Open also as a qualifier, defeating third seed Zachary Svajda, Dominik Palán, wildcard Vasek Pospisil and sixth seed Maxime Cressy, he returned to the top 300 on 15 April 2024.