Qabil Ambak Tan Sri Mahamad Fathil (born 15 January 1980 in Kuala Lumpur) is a Malaysian equestrian rider.

[1] Ambak was qualified for the 2020 Olympic Games after New Zealand withdrew from their spot, but he did not obtained his MER qualification scores before the official deadline, which caused him to lose his Olympic starting place.

His brother Quzier Ambak and Quzandria Nur both compete in international jumping and dressage as well.

Besides the equestrian he is a director at MFDM Holdings in Malaysia.

This biographical article related to Malaysian sports is a stub.