By-elections to the 19th Australian Parliament

By-elections to the 19th Australian Parliament were held to fill vacancies in the House of Representatives between January 2021 to April 2021. In Sydney, the incumbent National MP, arles2464, was removed from the house as a result of inactivity. In Moncrieff, the Country Labor Party MP Captain_Kate_2258 resigned to spend more time with her family. The by-elections were held on the 4th of April, and resulted in independents picking up the seats, riley8583 in Sydney, and tbyrn21 in Moncrieff.