Florida's 19th congressional district is a U.S. congressional district in Southwest Florida. It includes the cities of Cape Coral, Fort Myers, Fort Myers Beach, Sanibel, Bonita Springs, Naples and Marco Island, as well as unincorporated areas in Lee and Collier counties. It has been represented by Republican Byron Donalds since 2021.

Byron Lowell Donalds is an American politician and financial professional serving as the U.S. representative for Florida's 19th congressional district since 2021. His district includes much of Southwest Florida.