Robert "Robbie" AhMat (born 19 July 1977) is a former Australian rules footballer. His ancestors were Aboriginal and Torres Strait Islanders.
Ahmat's cousins are Matthew Ahmat (Brisbane/Sydney), Andrew McLeod (Adelaide) and Nakia Cockatoo (Geelong).
Ahmat was the second Aboriginal person to play for Collingwood Football Club, after Wally Lovett played a few games in the early 1980s. After being delisted from the AFL, he joined South Australian National Football League club Norwood for two seasons and kicked 13 goals.