Robert Carl Ignatius Katter is an Australian politician. He serves as the member of the Legislative Assembly of Queensland for Traeger, having previously represented Mount Isa from 2012 to 2017. He is the leader of Katter's Australian Party, having taken over from his father Bob Katter in February 2020.

Katter's Australian Party (KAP) is an agrarian populist political party in Australia that advocates for a synthesis of agrarian socialist economic policies and conservative social policies. It was founded by Bob Katter, an independent and former Nationals MP for the seat of Kennedy, with a registration application lodged to the Australian Electoral Commission in 2011.