Ernest John Collett (March 3, 1895 – December 21, 1951) was a Canadian ice hockey player who competed in the 1924 Winter Olympics.
He was born in York County, Ontario.
Collett was a member of the Toronto Granites team, which won a gold medal for Canada in ice hockey at the 1924 Winter Olympics.
He was also Canada's first ever flag bearer at opening ceremonies of the Winter Olympics.