Goyder was an electoral district of the South Australian House of Assembly. It was a 9,258 km² rural electorate located on the Yorke Peninsula and taking in the towns of Ardrossan, Bute, Edithburgh, Kadina, Maitland, Minlaton, Moonta, Port Wakefield, Wallaroo and Yorketown. The electorate was named after George Goyder, a former state Surveyor-General famous for developing Goyder's Line, which indicated the area of the state that had enough rainfall to be suitable for agriculture. From the 2018 election, Goyder was renamed to Narungga.