Mark Brown ran for Congress in the 12th District in 1988, losing to incumbent Republican Rep. John Kasich 20 percent to 80 percent.
He ran for the 15th District in 2002, losing to incumbent Republican Rep. Deborah Pryce 33 percent to 67 percent. He earned 50 percent of the vote to win the March 2, 2004, primary for the 15th District.