| Edwin Retamoso | |
| Fullname: | Edwin Retamoso Palomino |
| Birth Date: | 3 February 1982 |
| Birth Place: | Abancay, Peru |
| Height: | 1.72 m |
| Position: | Defensive midfielder |
| Years1: | 2005–2008 |
| Clubs1: | Atlético Minero |
| Caps1: | 44 |
| Goals1: | 0 |
| Years2: | 2009 |
| Clubs2: | Inti Gas Deportes |
| Caps2: | 34 |
| Goals2: | 2 |
| Years3: | 2010–2012 |
| Clubs3: | Cienciano |
| Caps3: | 96 |
| Goals3: | 4 |
| Years4: | 2013–2014 |
| Clubs4: | Real Garcilaso |
| Caps4: | 64 |
| Goals4: | 1 |
| Years5: | 2014–2015 |
| Clubs5: | Cobreloa |
| Caps5: | 5 |
| Goals5: | 0 |
| Years6: | 2015–2017 |
| Clubs6: | Real Garcilaso |
| Caps6: | 76 |
| Goals6: | 2 |
| Nationalyears1: | 2011–2015 |
| Nationalteam1: | Peru |
| Nationalcaps1: | 10 |
| Nationalgoals1: | 0 |
Edwin Retamoso Palomino (born 23 February 1982) is a Peruvian former international footballer who played as a defensive midfielder.
Retamoso has played for Atlético Minero, Inti Gas Deportes and Cienciano.
He made his international debut for Peru in 2011.