| Manuel Barreto | |
| Full Name: | Manuel Francisco Barreto Sayán |
| Birth Date: | 12 September 1982 |
| Birth Place: | Lima, Peru |
| Height: | 1.77 m |
| Position: | Striker |
| Currentclub: | Universitario (youth manager) |
| Youthyears1: | 1997 |
| Youthclubs1: | Universitario |
| Years1: | 1998 |
| Caps1: | 1 |
| Goals1: | 1 |
| Years2: | 2002–2005 |
| Clubs2: | Coronel Bolognesi |
| Caps2: | 77 |
| Goals2: | 27 |
| Years3: | 2005–2006 |
| Caps3: | 36 |
| Goals3: | 6 |
| Years4: | 2007 |
| Clubs4: | APOEL |
| Caps4: | 4 |
| Goals4: | 0 |
| Years5: | 2008 |
| Caps5: | 26 |
| Goals5: | 6 |
| Years6: | 2009 |
| Clubs6: | José Gálvez FBC |
| Caps6: | 41 |
| Goals6: | 8 |
| Years7: | 2010 |
| Clubs7: | Juan Aurich |
| Caps7: | 10 |
| Goals7: | 0 |
| Years8: | 2010 |
| Clubs8: | José Gálvez FBC |
| Caps8: | 12 |
| Goals8: | 3 |
| Nationalyears1: | 1999 |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
| Nationalyears2: | 2001 |
| Nationalcaps2: | 3 |
| Nationalgoals2: | 0 |
| Nationalyears3: | 2004 |
| Nationalcaps3: | 2 |
| Nationalgoals3: | 0 |
| Manageryears1: | 2017–2019 |
| Managerclubs1: | Sporting Cristal (reserves) |
| Manageryears2: | 2019–2020 |
| Managerclubs2: | Sporting Cristal |
| Manageryears3: | 2021 |
| Managerclubs3: | Deportivo Coopsol |
| Manageryears4: | 2022– |
| Managerclubs4: | Universitario (youth) |
| Manageryears5: | 2022 |
| Managerclubs5: | Universitario (interim) |
Manuel Francisco Barreto Sayán (born 12 September 1982) is a Peruvian football coach and who manages Universitario's youth categories. He played as a striker.
Barreto was born in Lima, Peru. He began his professional career at the age of 16 with Universitario de Deportes in 1998. Barreto's debut in the Peruvian First Division was against Lawn Tennis Fútbol Club, where he managed to score one of the four goals scored by Universitario that game. He had a short spell at APOEL on 2007, in which he won the Cypriot Championship.
Universitario de Deportes
APOEL
Club Deportivo Universidad San Martín de Porres