Mary Elizabeth Kathleen Dulcie Deamer (13 December 1890 – 16 August 1972) was a New Zealand-born Australian novelist, poet, journalist, and actress.

[4] Deamer was known as the "Queen of Bohemia" due to her involvement with Norman Lindsay's literary and artistic circle, the Bohemian world of Kings Cross, Sydney, and vaudeville.

[6] The leopard-skin costume with dog-tooth necklace that she wore to the 1923 Artists' Ball in Sydney "has come to symbolise the joie de vivre of the decade, despite Deamer's own protest regarding its relevance.

[6] Hooligans took control of Sydney Town Hall basement during the progress of the Artists' Ball on Friday night, and had to be ejected by the police.

[6] Novels Short Stories Plays Poetry Deamer died at the Little Sisters of the Poor, Randwick, New South Wales, aged 81.