Gwelup is a suburb of Perth, the capital city of Western Australia 12 km north of Perth's central business district along the Mitchell Freeway. Its local government area is the City of Stirling. The name "Gwelup" refers to a small swamp located within the southern portion of the suburb. It was derived from the Noongar word "Gwelgannow" meaning "to shift posit…Gwelup is a suburb of Perth, the capital city of Western Australia 12 km north of Perth's central business district along the Mitchell Freeway. Its local government area is the City of Stirling. The name "Gwelup" refers to a small swamp located within the southern portion of the suburb. It was derived from the Noongar word "Gwelgannow" meaning "to shift position". Hence, Lake Gwelup was referred to as "the lake that shifts position". The name first appears in Lands Department records in 1878 as "Gwelup Swamp".