Morgan Martin Endicott-Davies (born 31 January 1974) is an Australian Olympic judo competitor. He is a multiple-time Australian and New Zealand national judo champion and international medallist in judo. He is widely known for his uchi mata, taiotoshi, and juji gatame techniques.

Endicott-Davies' mother is Japanese (from Kyoto) and his father, Ivor Endicott-Davies, came from the small town of Balclutha in New Zealand's South Island. His father received his 6th dan in judo in 2007.

In 1993—at the age of 19—Endicott-Davies travelled from Australia to Japan with his family and stayed there for one year. Soon after arriving in Japan, he took up judo, learning at Waseda University Judo Club. He received his black belt after twelve months. During his time in Japan, he also learned Japanese.

Morgan is a 4 times Australian Men's Judo Champion and 4 times New Zealand Men's Judo Champion representations include Olympic Games in Athens 2004 Commonwealth Games in Manchester 2002 Aside from Representing Australia in Judo Morgan has officially represented Australia at World Level in Sambo, Brazilian JiuJitsu and Sumo.

In 1995, a year after returning to Australia, he won a bronze medal at the Australian national titles.

After cross-training with an All-Japan amateur sumo champion for three years, Endicott-Davies competed at the Sumo World Championships in 1997, winning a bronze medal in the under 85 kg division.

His first international judo competition followed in 1998 at the Oceania championships, where he won a bronze medal in the under 81 kg division and a silver in the open weight division.

He was a reserve for the Sydney Olympics judo team in 2000.