|Full name||Sebastián Hernández Mejía|
|Date of birth||2 October 1986|
|Place of birth||Medellín, Colombia|
|Height||1.78 m (5 ft 10 in)|
|2015||→ Cherno More (loan)||11||(3)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 2 November 2020 (UTC)|
Hernández started his professional career in 2004 for Deportes Quindío. He also played for Millonarios before joining Ecuadorian Serie A side Emelec in 2007. With Emelec Hernández played his first ever Copa Libertadores game; on 14 February 2007, he played 61 minutes of the Emelec's 1–0 defeat against CA Vélez Sársfield. He earned also 5 appearances in the tournament.
In 2010, Hernández was signed by Venezuelan Primera División club Deportivo Táchira with whom he won the 2010 Torneo Apertura. In the first half of 2011, he played six games for Táchira in the Copa Libertadores.
In July 2012, Hernández joined Independiente Medellín. He made his debut in a 1–0 home win over Deportivo Pasto on 29 July, playing the full 90 minutes. He play regularly in his first season, making 24 appearances, scoring 2 goals. His first goal came on 22 October, in a 2–1 away loss against Deportes Tolima.
- (Correct as of 20 November 2016[update])
|Cherno More (loan)||2014–15||11||3||3||0||-||-||14||3|
He played with the Colombian U-20 national team at the 2005 South American Youth Championship, which Colombia hosted and won. He then competed at the 2005 FIFA World Youth Championship in the Netherlands, helping Colombia to the Round of 16 before losing to eventual champion Argentina. He was a member of the 2005 Colombian Sub 20 that won the Sudamericana.
Campeonato Suramericano Sub-17
Campeonato Mundial Sub-17 (4th place)
Campeonato Suramericano Sub-20 (Colombia Campeón)
Campeonato Mundial Sub-20
Campeón Centroamericano con la Sub-20
Torneo Esperanzas de Toulon. Colegio San Jose De La Salle.
Supcampeon Medellin 2012-II
- Cherno More
- Sebastián Hernández ya está en Barranquilla para cerrar su vinculación a Junior, elheraldo.co, 28 June 2016
- "Sebastián Hernández Facts". footballdatabase.eu.
- "Match details/line-up: Emelec 0–1 Vélez Sársfield". worldfootball.net. 14 February 2007.
- "Independiente Medellín 1–0 Deportivo Pasto". soccerway.com. 29 July 2012.
- "Ludogorets presented the Columbian Sebastian Hernandez". ludogorets.com. 18 January 2013. Archived from the original on 16 February 2013. CS1 maint: discouraged parameter (link)