Gibbs of West Point was a longtime Democratic legislator, who died a few weeks ago in a Tupelo hospital.
The House District 36 seat represents parts of Clay, Lowndes and Monroe counties.
Candidates are Roderick Van Daniel, Jimmy Davidson, Bobbie C. Davis, Karl Gibbs, Eddie Longstreet and Jeannie Johnson Staten.
Additional information about them was not immediately available.
If no candidate receives a majority of votes cast in the special election, a runoff will be held April 2.
Candidates will run without political party affiliation in the special election.