Cottesloe, Western Australia is suburb of Perth.
Cottesloe may also refer to:
Australia Cottesloe railway station, on the Transperth Fremantle line Town of Cottesloe, local government area and suburb of Perth Electoral district of Cottesloe, an electorate of the Western Australian Legislative Assembly
United Kingdom Cottesloe Hundred, a former hundred in Buckinghamshire Cottesloe School, formerly known as Wing County Secondary School, Wing, Buckinghamshire Cottesloe Theatre, part of the Royal National Theatre at the South Bank Centre, London Baron Cottesloe, a title in the peerage of the United Kingdom Thomas Fremantle, 1st Baron Cottesloe (1798–1890), after whom Cottesloe, Western Australia was named Thomas Fremantle, 2nd Baron Cottesloe (1830–1918), British businessman and Conservative politician Thomas Fremantle, 3rd Baron Cottesloe (1862–1956), British peer and sportsman John Fremantle, 4th Baron Cottesloe (1900–1994), (Lord Cottesloe), after whom the theatre was named John Fremantle, 5th Baron Cottesloe (1927–2018), British baron
Elsewhere Cottesloe, part of the township of Douro-Dummer, Ontario, Canada Cottesloe, suburb of Johannesburg, South Africa