|Full name||Luis Antonio Marín Murillo|
|Date of birth||August 10, 1974|
|Place of birth||San José, Costa Rica|
|Height||1.80 m (5 ft 11 in)|
|Playing position||Centre Back|
|2011–||Costa Rica (assistant)|
|* Senior club appearances and goals counted for the domestic league only.
He currently acts as the assistant manager of the national team. Marin is regarded to be one of the finest Costa Rican footballers of his generation.
Marín was born in the Calderón Guardia Hospital in San José, Costa Rica and grew up in Concepción de Tres Ríos. He made his professional debut for Carmelita on 13 September 1992 against Alajuelense, before moving to Alajuelense themselves. In 1998 he moved abroad to play for Guatemalan side USAC alongside compatriots Try Bennett and Benjamín Mayorga and in 1999 he played in Uruguay for River Plate. In 2000 he returned to Alajuelense.
In 2006, Marín left Liga for another spell abroad, moving to Israeli outfit Maccabi Netanya. After 3 seasons with Netanya, winning a total of 113 caps and scoring 2 goals in all club competitions, Marin left the club in summer 2009 for a final spell at Alajuelense. He announced his retirement in April 2011.
Marín made his debut for Costa Rica in a June 1993 friendly match against Panama and earned a total of 128 caps, scoring 5 goals. He represented his country in 41 FIFA World Cup qualification matches and played in all 3 games during both the 2002 and 2006 FIFA World Cups. He also played at the 1997, 1999, 2001 and 2003 UNCAF Nations Cups as well as at the 1993,1998, 2002 and 2003 CONCACAF Gold Cups and the 2001 and 2004 Copa Américas. He also was a non-playing squad member at the 1997 Copa América.
He played his final game for the national team on November 18, 2009, where they tied 1–1 to Uruguay. The game meant that Costa Rica would not be in the 2010 FIFA World Cup. In Israel his nickname was "Superman".
- Scores and results list Costa Rica's goal tally first.
|1.||16 November 1997||Estadio Ricardo Saprissa Aymá, San José, Costa Rica||Canada||3–1||3–1||1998 FIFA World Cup qualification|
|2.||23 May 2001||Estadio Olímpico Metropolitano, San Pedro Sula, Honduras||Belize||3–0||4–0||2001 UNCAF Nations Cup|
|3.||20 June 2001||Estadio Alejandro Morera Soto, Alajuela, Costa Rica||Jamaica||1–0||2–1||2002 FIFA World Cup qualification|
|4.||19 November 2003||Estadio Alejandro Morera Soto, Alajuela, Costa Rica||Finland||1–0||2–1||Friendly match|
|5.||11 July 2004||Estadio Universidad Nacional San Agustín, Arequipa, Peru||Brazil||1–4||1–4||2004 Copa América|
After retiring in May 2011, Marín was appointed assistant to manager Oscar Ramírez at Alajuelense and was named assistant national coach for the 2014 UNCAF Nations Cup would Jorge Luis Pinto decide to resign as national team manager.
Marín is married to Elizabeth Chavarría and they have two daughters and a son.
Team honours with LD Alajuelense
- Costa Rican Championship
- CONCACAF Champions' Cup
- Winner (1): 2004
- Copa Interclubes UNCAF
Team honours with Maccabi Netanya
- Israeli Premier League
- Runner-up (2): 2006–07, 2007–08
Team honours with Costa Rica
- Israeli Premier League
- 2006-07 Best Foreign Player of the Year
- Perfil de jugadores de la Selección Nacional Luis Antonio Marín - Nación (Spanish)
- Marín anunció retiro del futbol - Nación (Spanish)
- Sorpresa a la tica • Luis Marín, Try Bennett y Mincho Mayorga convierten a la Universidad de San Carlos en la revelación del torneo chapín - Nación (Spanish)
- Marín dice que Centenario no asusta a los futbolistas - Nación (Spanish)
- Optimismo, el blindaje de Luis Marín en Israel - Nación (Spanish)
- Costarricense dice adiós al Medio Oriente Luis Marín cierra hoy un ciclo fructífero en Israel - Nación (Spanish)
- Juegos con la Selección mayor Centeno empatará el récord de Marín - Nación (Spanish)
- Luis Antonio Marín Murillo - Century of International Appearances - RSSSF
- Luis Marín – FIFA competition record
- UNCAF Tournament 1997 - RSSSF
- UNCAF Tournament 1999 - RSSSF
- Qualifying Tournament for Gold Cup 2001 - Details - RSSSF
- Qualifying Tournament for Gold Cup 2003 - Details - RSSSF
- CONCACAF Championship, Gold Cup 1993 - Full Details - RSSSF
- CONCACAF Championship, Gold Cup 1998 - Full Details - RSSSF
- CONCACAF Championship, Gold Cup 2002 - Full Details - RSSSF
- CONCACAF Championship, Gold Cup 2003 - Full Details - RSSSF
- Copa América 2001 - RSSSF
- Copa América 2004 - RSSSF
- Copa América 1997 - RSSSF
- Luis Marín será asistente en la Liga - Nación (Spanish)
- Paulo Wanchope y Luis Marín serían los técnicos de la Selección Nacional en la Uncaf - Nación (Spanish)
- Luis Marín jugará un torneo más con el Maccabi Netanya - Nación (Spanish)