Leonard Raymond Sipes[1] (September 28, 1930[1] – March 14, 2000),[2] better known as Tommy Collins, was an American country music singer and songwriter.

[1] Active primarily during the 1950s through the 1970s, Collins was instrumental in helping create the Bakersfield sound of the country music genre.

In June 1980, Haggard recorded a biographical tribute to Collins called "Leonard".

Collins was the inspiration and character talked about in Craig Morgan's song, "I Wish I Could See Bakersfield".

In 1999, he was inducted into the Nashville Songwriters Hall of Fame, in a class of inductees that also included Wayne Kemp, A.L.