| Alex Mateas | |
| Image Upright: | 0.9 |
| Status: | Retired |
| Import: | No |
| Position1: | Offensive lineman |
| Birth Date: | 28 March 1991 |
| Birth Place: | Ottawa, Ontario, Canada |
| Number: | 56 |
| College: | Connecticut |
| Amateur Team: | Ottawa Sooners |
| Amateur Title: | CJFL |
| High School: | Merivale High School |
| Height Ft: | 6 |
| Height In: | 4 |
| Weight Lbs: | 309 |
| Cfldraftedyear: | 2015 |
| Cfldraftedround: | 1 |
| Cfldraftedpick: | 1 |
| Cfldraftedteam: | Ottawa Redblacks |
| Playing Team1: | Ottawa Redblacks |
| Career Highlights: | |
| Cfleastallstar: | , |
| Cfl: | alex-mateas/161486/ |
Alex Peter Traian Mateas (born March 28, 1991) is a former professional Canadian football offensive lineman who played for five seasons for the Ottawa Redblacks of the Canadian Football League (CFL). He was drafted by the Redblacks with the first overall pick in the 2015 CFL Draft.[1] He won a Grey Cup championship with the Redblacks in 2016. He announced his retirement on July 5, 2021.[2]
Mateas played college football at the University of Connecticut from 2012 to 2014 after redshirting at Penn State University in 2010.[3] His father, Traian Mateaş is a retired soccer player and current youth coach at Ottawa TFC.[4]