Warnbro Western Australia—Legislative Assembly
Location of Warnbro (dark green) in the Perth metropolitan area
State	Western Australia
Dates current	2008–present
MP	Paul Papalia
Party	Labor
Namesake	Warnbro
Electors	30,904 (2021)
Area	93 km2 (35.9 sq mi)
Demographic	Metropolitan
Electorates around Warnbro: Indian Ocean Baldivis Baldivis Indian Ocean Warnbro Darling Range Indian Ocean Mandurah Murray-Wellington

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

The district is located in the outer south-western suburbs of Perth.

Politically, Warnbro is a safe Labor seat. At its creation, the district was calculated to have a Labor Party majority of 61.2% to 38.8% versus the Liberal Party.^[1]

Warnbro was first created for the 2008 state election. It was essentially a truncation of the abolished district of Peel. All of Warnbro was previously covered by Peel, whilst Peel's northernmost suburbs became part of the new district of Kwinana.

Warnbro was won by Labor MP Paul Papalia, who was previously the member for Peel.

Warnbro is a coastal electorate situated in the south-western corner of the Metropolitan Region Scheme. It takes in the suburbs of Warnbro, Port Kennedy, Secret Harbour, Golden Bay, Karnup, Singleton, as well as parts of Baldivis and Waikiki.

• "Map of Warnbro (2015 redistribution)" (PDF). Office of the Electoral Distribution Commissioners. November 2015. Retrieved 12 February 2017.