| Deison Méndez | |
| Fullname: | Deison Adolfo Méndez Rosero |
| Birth Date: | October 27, 1990 |
| Birth Place: | Muisne, Ecuador |
| Currentclub: | Juventud Minerva |
| Position: | Central Defender |
| Youthyears1: | 2004–2008 |
| Youthclubs1: | Liga de Quito |
| Years1: | 2009 |
| Years2: | 2010–2011 |
| Years3: | 2011– |
| Years4: | 2013–2015 |
| Years5: | 2016–2017 |
| Years6: | 2018 |
| Years7: | 2019–2020 |
| Clubs4: | Deportivo Cuenca |
| Clubs5: | Universidad Católica del Ecuador |
| Clubs6: | Olmedo |
| Clubs7: | Mushuc Runa |
| Caps1: | 16 |
| Caps2: | 4 |
| Caps4: | 0 |
| Caps5: | 0 |
| Caps6: | 3 |
| Caps7: | 11 |
| Goals1: | 0 |
| Goals2: | 0 |
| Goals4: | 0 |
| Goals5: | 0 |
| Goals6: | 0 |
| Goals7: | 0 |
| Pcupdate: | 31 December 2009 |
Deison Adolfo Méndez Rosero (born October 27, 1990) is an Ecuadorian footballer who plays for CD Juventud and the Ecuador national football team.
Méndez started out at LDU Quito. There, he has attracted interest from European teams like PSV Eindhoven, Ajax, Internazionale, and Sampdoria. In 2006, he was on trial with Inter. Inter had the intentions of signing him but Méndez did not have Italian citizenship.[1] Within the 09 campaign of Ecuadoran football, Mendez played for Espoli. In 2010, he signed for Emelec.
Méndez was called up to play in the 2007 Pan American Games with Ecuador. He will be called up to play the 2009 South American Youth Championship in Venezuela. On February 10, 2009 Méndez made his first full international appearance for Ecuador starting and playing the entire 90 minutes against England's U-21.