Joondalup is an electoral district of the Legislative Assembly in the Australian state of Western Australia.

The district lies in Perth's outer north, taking in areas west of Lake Joondalup.

Joondalup was first created for the 1983 state election when it was won by Labor candidate Jackie Watkins, who held the seat for two terms.

The seat was recreated for the 1996 state election when it was won by Liberal Party candidate Chris Baker.

O'Gorman held the seat until he was defeated at the 2013 state election by Liberal candidate Jan Norberger.