Mumtaz Ahmed (Urdu: ممتاز احمد; born 7 January 1970) is a Pakistani former swimmer, who specialised in sprint freestyle events.

[1] Ahmed qualified for the men's 100 m freestyle, as a 34-year-old, at the 2004 Summer Olympics in Athens.

[2] He challenged six other swimmers in heat one, including 15-year-old Leonel Matonse of Mozambique.

He overhauled a one-minute barrier, and saved a sixth spot over Burundi's Emery Nziyunvira by more than 10 seconds in 59.19.

Ahmed failed to advance into the semifinals, as he placed sixty-eighth overall out of 71 swimmers in the preliminaries.