Donald Ruiz (born July 5, 1978) is a retired Canadian Football League player who played for the Winnipeg Blue Bombers, Ottawa Renegades, and Saskatchewan Roughriders from 2001 to 2006 as a free safety. Ruiz was born in Montreal, and grew up in Stoney Creek, Ontario where he attended Orchard Park Secondary School. He attended university at Wilfrid Laurier University where he played as a defensive halfback for the Golden Hawks and was named the 1999 Ontario University Athletics defensive player of the year.