| Challenger Surbiton | 06/04 10:00 | 14 | [415] Luke Saville v Nicolas Mejia [238] | 7-6,6-3 | |
| French Open | 05/23 14:00 | 14 | [236] Federico Delbonis v Nicolas Mejia [234] | 6-7,6-3,7-6 | |
| Challenger Tunis | 05/16 15:50 | 25 | [102] Borna Gojo v Nicolas Mejia [235] | 6-4,7-6 | |
| Challenger Tunis | 05/16 08:30 | 19 | [235] Nicolas Mejia v Alexander Weis [338] | 4-6,3-6 | |
| Challenger Tunis | 05/14 12:00 | 14 | [235] Nicolas Mejia v Yanki Erel [382] | 6-4,6-2 | |
| Challenger Francavilla | 05/09 15:45 | 25 | [205] Nicholas D Ionel v Nicolas Mejia [235] | 6-4,6-4 | |
| Challenger Morelos | 04/18 00:50 | 25 | [228] Nicolas Mejia v Oliver Crawford [298] | 6-7,6-3,3-6 | |
| Challenger Leon | 04/14 20:00 | 27 | [257] Aziz Dougaz v Nicolas Mejia [234] | 6-4,3-6,6-3 | |
| Challenger Leon | 04/12 18:00 | 26 | [304] Oliver Crawford v Nicolas Mejia [234] | 6-7,6-7 | |
| Challenger Leon | 04/11 18:00 | 25 | [234] Nicolas Mejia v Antoine Escoffier [193] | 6-1,6-7,6-3 | |
| Challenger San Luis Potosi | 04/03 23:15 | 25 | [231] Nicolas Mejia v Murkel Dellien [299] | 4-6,6-7 | |
| Challenger Mexico City | 03/31 01:55 | 27 | [234] Thiago Agustin Tirante v Nicolas Mejia [243] | 6-1,3-6,7-6 | |
| Challenger Mexico City | 03/29 17:00 | 26 | [243] Nicolas Mejia v James Duckworth [112] | 6-2,5-7,7-6 | |
| Challenger Mexico City | 03/27 21:30 | 25 | [210] Genaro Alberto Olivieri v Nicolas Mejia [243] | 2-6,0-6 | |
| ITF M25 Anapoima | 03/18 20:40 | 28 | Emilien Voisin v Nicolas Mejia | 7-6,6-2 | |
| ITF M25 Anapoima | 03/17 21:20 | 27 | Johan A R Rodriguez v Nicolas Mejia | 3-6,4-6 | |
| ITF M25 Anapoima | 03/16 20:10 | 26 | Paulo A S D Santos v Nicolas Mejia | 6-7,1-6 | |
| ITF M25 Anapoima | 03/15 20:35 | 25 | Arvid Nordquist v Nicolas Mejia | 6-2,6-7,1-6 | |
| Challenger Puerto Vallarta | 03/07 02:10 | 25 | [209] Benoit Paire v Nicolas Mejia [246] | 6-7,6-1,7-6 | |
| Challenger Waco | 03/01 16:30 | 26 | [214] Seong-Chen Hong v Nicolas Mejia [247] | 7-5,6-1 | |
| Challenger Waco | 02/28 16:00 | 25 | [226] Zachary Svajda v Nicolas Mejia [247] | 6-7,4-6 | |
| Challenger Monterrey | 02/22 22:00 | 26 | [124] Aleksandar Kovacevic v Nicolas Mejia [253] | 6-3,6-2 | |
| Challenger Monterrey | 02/20 23:35 | 25 | [253] Nicolas Mejia v Skander Mansouri [275] | 6-4,1-6,6-3 | |
| Davis Cup | 02/04 19:00 | 45 | [253] Nicolas Mejia v Cameron Norrie [11] | 4-6,4-6 | |
| Davis Cup | 02/03 20:00 | 45 | [253] Nicolas Mejia v Daniel Evans [30] | 6-2,2-6,6-4 | |
| Challenger Concepcion | 01/26 14:00 | 26 | [144] Timofey Skatov v Nicolas Mejia [260] | 6-2,6-2 | |
| Challenger Concepcion | 01/24 15:35 | 25 | [260] Nicolas Mejia v Genaro Alberto Olivieri [241] | 7-6,5-7,7-6 | |
| Challenger Concepcion | 01/23 16:15 | 19 | [260] Nicolas Mejia v Pedro B Dias [349] | 5-7,7-6,4-6 | |
| Challenger Concepcion | 01/22 18:05 | 14 | [260] Nicolas Mejia v Oleg Prihodko [440] | 6-3,7-6 | |
| Challenger Piracicaba | 01/19 22:00 | 26 | [260] Nicolas Mejia v Thiago Seyboth Wild [393] | 6-7,1-6 |
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.