| Juan Estiven Vélez | |
| Fullname: | Juan Estiven Vélez Upegui[1] |
| Birth Date: | 9 February 1982 |
| Birth Place: | Medellín, Colombia |
| Height: | 1.72 m |
| Position: | Left back, defensive midfielder |
| Youthclubs1: | Atlético Nacional |
| Years1: | 2004–2006 |
| Clubs1: | Deportes Quindío |
| Caps1: | 57 |
| Goals1: | 0 |
| Years2: | 2006 |
| Clubs2: | Deportivo Pereira |
| Caps2: | 27 |
| Goals2: | 0 |
| Years3: | 2007–2009 |
| Clubs3: | Atlético Nacional |
| Caps3: | 55 |
| Goals3: | 1 |
| Years4: | 2010–2012 |
| Clubs4: | Ulsan Hyundai |
| Caps4: | 90 |
| Goals4: | 1 |
| Years5: | 2013 |
| Clubs5: | Vissel Kobe |
| Caps5: | 28 |
| Goals5: | 0 |
| Years6: | 2014 |
| Clubs6: | Jeju United |
| Caps6: | 12 |
| Goals6: | 0 |
| Years7: | 2014–2015 |
| Clubs7: | Tokushima Vortis |
| Caps7: | 44 |
| Goals7: | 2 |
| Nationalyears1: | 2006–2008 |
| Nationalteam1: | Colombia |
| Nationalcaps1: | 15 |
| Nationalgoals1: | 0 |
Juan Estiven Vélez Upegui (born in Medellín, Antioquia. 9 February 1982) is a retired Colombian footballer. He played as a left back defender or defensive midfielder.
Born In Medellin, Velez began his career in the youth ranks of Atlético Nacional. In 2004, he made his debut with Categoría Primera B club Deportes Quindío. In 2006, he joined Deportivo Pereira. The following year, he joined Nacional, where he was part of the squad that won the 2007 Finalizacion. After a poor collective 2009 season, he left the club.
In 2010, he joined South Korean club Ulsan Hyundai, where he won the 2012 AFC Champions League, and playing the full 90 minutes in the 3-0 victory against Al-Ahli.
He retired after the 2014-15 season, playing his final season with Tokushima Vortis in the Japanese League.
He made his debut for the Colombia national team in 2006, and played in the 2007 Copa America. He played for the national team from 2006 to 2008.