|Full name||Cristian Martínez Borja|
|Date of birth||3 March 1988|
|Place of birth||Quibdó, Colombia|
|Height||1.82 m (5 ft 11 1⁄2 in)|
|Playing position||Centre forward / Wing forward|
|2009–2012||Caxias do Sul||7||(1)|
|2010||→ Flamengo (loan)||7||(0)|
|2011–2012||→ Red Star Belgrade (loan)||43||(11)|
|2015||→ BUAP (loan)||32||(10)|
|2016||→ América de Cali (loan)||20||(12)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 30 December 2016.
Born in Quibdó, Colombia, he made his senior debut with Patriotas playing in the 2006 Categoría Primera A season, before he moved to Brazilian club Internacional in 2007. In January 2008 he joined Mogi Mirim. He scored one goal for Mogi Mirim in 2008 Campeonato Paulista Série A2. Then he played in Guaratinguetá, where he scored one goal in Campeonato Brasileiro Série C. In 2009 he joined Caxias do Sul and later in 2010 he was loaned to Flamengo.
He came to Serbia in December 2010 and signed a loan deal with Red Star Belgrade after being recommended to the club by their former player Dejan Petković. Using Serbian transliteration his name is written as Kristijan Borha (Кристијан Борха) .
On 11 April 2012 he scored a goal in the derby against Partizan after coming on from the bench. This was Borja's first goal in a derby, meanwhile Red Star went through after winning both Cup matches 2–0 and 0–2.
- As of 20 May 2012
- Red Star
- "El Flamengo contrata al atacante colombiano Cristian Martínez Borja". caracol.com.co. Retrieved 13 July 2011.
- "Série A2: Colombiano do Inter é o novo reforço do Mogi Mirim". futebolinterior.com.br. Retrieved 13 July 2011.
- "Artilharia". futebolpaulista.com.br. Retrieved 13 July 2011.
- "Guaratinguetá 1 × 0 Duque de Caxias – Tricolor é líder!". futebolinterior.com.br. Retrieved 16 August 2011.
- Cristian Martínez Borja, nuevo delantero del club at Santa Fe official website, 3 August 2012 (Spanish)
- Cristian Martínez, nuevo refuerzo del Veracruz at mediotiempo.com, 15-8-2013, retrieved 25-9-2013 (Spanish)