Timothy Andrew Fischer was an Australian politician and diplomat who served as leader of the National Party from 1990 to 1999. He was the tenth deputy prime minister in the Howard government from 1996 to 1999.

The National Party of Australia, also known as The Nationals or The Nats, is a centre-right, agrarian political party in Australia. Traditionally representing graziers, farmers, and regional voters generally, it began as the Australian Country Party in 1920 at a federal level.