Johnnie B. Byrd Jr. (born February 8, 1951) is a former member of the Florida House of Representatives from District 62 representing Eastern Hillsborough County from 1996 through 2004.

Mel Martinez won the primary and the general election.

Prior public service included a spell as a school board member of the Brewton City School System in Brewton, Alabama.

He is a past president of the Plant City Chamber of Commerce, a trustee of Evangelical University and Seminary and a member of the Plant City Rotary Club.

In 2012, Byrd ran for Thirteenth Circuit Court Judge, but lost to Mark R. Wolfe.