Posting an overall record of 56-1, Theodore made a quick impact when he began his career in 1956 at the age of 16. As a novice, he won every tournament to earn two Carolinas Lightweight Championships. Moving up to Welterweight division, Theodore continued his winning ways by earning three Carolinas Open Championships. In 1958 and 1959, he represented the Carolinas in the Eastern Golden Gloves Championships in New York’s Madison Square Garden. In 1960, Theodore relocated to Florida and was drafted into the U.S. Army in 1966. There he resumed his boxing career winning the Welterweight Championship.
Still residing in North Miami Beach, Florida, he owns and operates a swimming pool contracting business.