| Mario Fannin | |
| Number: | 27, 42 |
| Position: | Running back |
| Birth Date: | 4 December 1987 |
| Birth Place: | Hampton, Georgia, U.S. |
| Height Ft: | 5 |
| Height In: | 11 |
| Weight Lbs: | 226 |
| High School: | Lovejoy (Hampton, Georgia) |
| College: | Auburn |
| Undraftedyear: | 2011 |
| Pastteams: |
|
| Status: | Active |
| Highlights: | |
| Cflstatlabel1: | Rushing attempts |
| Cflstatvalue1: | 1 |
| Cflstatlabel2: | Rushing yards |
| Cflstatvalue2: | 9 |
| Cflstatlabel3: | Receptions |
| Cflstatvalue3: | 2 |
| Cflstatlabel4: | Receiving yards |
| Cflstatvalue4: | 12 |
| Cflstatlabel5: | Return yards |
| Cflstatvalue5: | 113 |
| Cfl-Archive: | https://web.archive.org/web/20140810083323/http://www.cfl.ca/roster/show/id/6505 |
Mario Fannin, Jr. (born December 4, 1987) is a former American football running back. He was signed by the Denver Broncos as an undrafted free agent in 2011. He grew up in Lovejoy, Georgia and was a four-star athlete at Lovejoy High School before being recruited to play football at Auburn.
He was released by the Denver Broncos on May 21, 2013.