|Full name||Marcos Abner Delgado Ocampo|
|Date of birth||17 February 1988|
|Place of birth||Chiclayo, Peru|
|Height||1.83 m (6 ft 0 in)|
|Playing position||Midfielder / Centre-back|
|* Senior club appearances and goals counted for the domestic league only and correct as of 21:02, 6 December 2012 (UTC).
† Appearances (Goals).
Marcos Delgado joined Peruvian giants Sporting Cristal in 2006. He was promoted to the first team the following season. Then later Delgado made his Torneo Descentralizado league debut on 26 August 2007 in an away match against Coronel Bolognesi. Manager Juan Carlos Oblitas put him in the 73rd minute to help wrap up the 0–1 win for Cristal. The following week he played his first match as a starter playing alongside Rainer Torres in the midfield in the 1–1 draw at home against Melgar. He finished his debut season with 14 league appearances.
He then had a season long spell with Coronel Bolognesi, joining the Tacna club in January 2009. That season he played under the management of Roberto Mosquera for his first time. He often partnered Erick Rojas in the midfield and made 29 league appearances for Bolognesi in the 2009 Descentralizado season.
Delgado then joined Colegio Nacional de Iquitos in January 2010. There he scored his first league goal of his career on matchday 2 in the 3–1 home win over Sport Boys. He finished the 2010 season with ten league appearances and one goal.
- "Se mira en el espejo de Gianfranco" (in Spanish). Sporting Cristal. Archived from the original on 5 December 2012. Retrieved 5 December 2012.
- "Player - Marcos Delgado". footballdatabase.eu. Retrieved 5 December 2012.
- "Match:Coronel Bolognesi 0-1 Sporting Cristal". footballdatabase.eu. Retrieved 5 December 2012.
- "Match: Sporting Cristal 1-1 Melgar". footballdatabase.eu. Retrieved 5 December 2012.
- "Club - Coronel Bolognesi 2009". footballdatabase.eu. Retrieved 5 December 2012.
- "Match:Colegio Nacional Iquitos 3-1 Sport Boys". footballdatabase.eu. Retrieved 5 December 2012.