|Full name||Marvin Saúl Sánchez Vallecillo|
|Date of birth||2 November 1986|
|Place of birth||Puerto Cortés, Honduras|
* Senior club appearances and goals counted for the domestic league only and correct as of 25 January 2010.
Sánchez started his career at Platense before moving to Motagua for the 2009 Clausura. He moved abroad to play for Salvadoran side Municipal Limeño in January 2010 and in summer 2010 he joined Vida. In summer 2012, Sánchez reluctantly had to train with Atlético Choloma, since they owned his registration. He later denied any problems with Choloma, though he was said to be close to signing for Real España.
He was part of the Honduran U-20 team at the 2005 World Youth Championship in the Netherlands. Sánchez was also part of the U-23 Honduran national football team who was coached by Colombian trainer Alexis Mendoza but was then coached by Gilberto Yearwood. The U-23 Honduran national football team were CONCACAF champions and qualified to the 2008 Summer Olympics. He made his debut for the senior national side on 22 May 2008 in a friendly against Belize.
- National team
|1||2008-03-13||Tampa||Cuba||1 - 0||2 - 0||2008 CONCACAF Men's Pre-Olympic Tournament|
- “Estoy contento de quedarme en Motagua” - La Prensa (Spanish)
- El Limeño volvió listo de gira por Estados Unidos - El Gráfico (Spanish)
-  - La Prensa (Spanish)
- Marvin Sánchez entrena con el Atlético Choloma - La Tribuna (Spanish)
- Marvin Sánchez asegura no tener problemas en Atlético Choloma - Diez (Spanish)
- FIFA.com - FIFA Player Statistics: Marvin SANCHEZ