He was influential as the chairman of the tournament players committee in the late 1960s, prior to the formation of the PGA Tour.

Sikes turned professional in 1960 and won six tournaments on the PGA Tour, half in his home state of Florida.

[1] Due to disputes with the PGA of America, the championship was nearly boycotted by the top tournament players.

[1] PGA Tour playoff record (0–2) *Note: The 1982 Hilton Head Seniors International was shortened to 36 holes due to weather.

Senior PGA Tour playoff record (0–2) Note: Sikes never played in The Open Championship.