| Steve Myddelton | |
| Birth Date: | 27 July 1986 |
| Birth Place: | Barrie, Ontario |
| Team: | Retired |
| Number: | -- |
| Status: | Active |
| Import: | no |
| Position1: | Offensive Lineman |
| Height Ft: | 6 |
| Height In: | 3 |
| Weight Lb: | 305 |
| Cis: | St. Francis Xavier |
| High School: | Barrie Central |
| Cfldraftedyear: | 2009 |
| Cfldraftedround: | 4 |
| Cfldraftedpick: | 30 |
| Cfldraftedteam: | Calgary Stampeders |
| Playing Years1: | – |
| Playing Team1: | Calgary Stampeders |
| Playing Team2: | BC Lions |
| Playing Team3: | Hamilton Tiger-Cats |
| Playing Team4: | Edmonton Eskimos |
| Cfl: | 3335 |
Steve Myddelton (born July 27, 1986 in Barrie, Ontario) is a retired professional Canadian football offensive lineman. He was drafted by the Calgary Stampeders in the fourth round of the 2009 CFL Draft and played for parts of five seasons for that team before being traded to the BC Lions on August 5, 2013. He played CIS football for the St. Francis Xavier X-Men.