Clarence "Roy" Knickman (born June 23, 1965) is a former professional road bicycle racer from the United States, who won the bronze medal in the Men's Team Time Trial at the 1984 Summer Olympics.

His teammates in Los Angeles, California were Ron Kiefel, Andrew Weaver, and Davis Phinney.

[2] Knickman rode in the 1988 and 1989 Tour de France for Team 7 Eleven.

During his professional career, Knickman rode for the famous teams of La Vie Claire (alongside Greg LeMond, Bernard Hinault and Andrew Hampsten), Toshiba-Look and 7-Eleven.

However he returned to riding with the Mercury team in 1998, combining it with the role of Assistant Manager until 2000.