John Luigi Mica (born January 27, 1943) is an American businessman, consultant and Republican politician who represented Florida's 7th congressional district in the U.S. House of Representatives from 1993 to 2017. He was defeated by Democrat Stephanie Murphy in the November 8, 2016, general election while serving his 12th term in office.

Mica was born in Binghamton, New York, and grew up in Florida. He was educated at Miami Edison High School, Miami-Dade Community College and the University of Florida, where he received a degree in education and was a member of Delta Chi fraternity and Florida Blue Key. He has been a businessman serving in the real estate, telecommunications, government affairs and consulting fields.

Mica was a member of the Florida House of Representatives from 1976 to 1980 and served on several committees, including the Appropriations Committee. He was a staff member for Senator Paula F. Hawkins from 1981 to 1985 and became her chief of staff.

In 1992, Mica ran for Congress in the 7th District, previously the 4th District represented by two-term Republican Craig T. James.

Mica won the Republican primary with 53% of the vote, defeating State Representative Richard Graham (34%) and Vaughn Forrest (13%). In the general election, he defeated Democrat Dan Webster 56%–44%.

During this time period, he won re-election every two years with at least 60% of the vote.

Mica defeated Jack Chagnon 63%–37%.

Mica defeated Faye Armitage 62%–38%.