Tim Leathart (born 22 September 1989) is an Australian track and field athlete specialising in the 100 meters who has competed in the World Championships.

Leathart is a one-time gold medalist and two-time silver medalist in the 100 meters in the Australian National Track & Field Championships.

[1] Leathart's current Australian all-time rankings are listed below.

Leathart was selected in the five-member team for the 4x100 meters at the 2012 Summer Olympics in London, United Kingdom.

[1] Leathart was selected for the World Championships in the 4 x 100 meters relay along with Jarrod Geddes, Joshua Ross and Andrew McCabe (sprinter)Andrew McCabe.