The 2012 United States House of Representatives elections in Mississippi were held on Tuesday, November 6, 2012, and elected the four U.S. representatives from the state of Mississippi.

[7] Gregg Harper Republican Gregg Harper Republican Republican Gregg Harper, who has represented Mississippi's 3rd congressional district since 2009, ran for re-election.

[7] Crystal Biggs, who had received the Democratic nomination unopposed, dropped out of the race in September 2012 because of an illness.

[11] Herrington dropped out of the race in September 2012 because of his mother's illness and financial concerns.

[10][11][12] He was replaced as Democratic nominee by Matthew Moore, an honours student at Mississippi Gulf Coast Community College.