Born in Carlton, Transvaal, South Africa, Alison Croggon moved as a child to England in 1966 and to Australia in 1969, growing up near Ballarat and later moving to Melbourne. She has written poetry, plays, libretti, translations and criticism, an adult novel and fantasy novels for young adults. She has had a number of stage works produced, including operas for which she wrote the libretti ('The Burrow', 'Gauguin' and 'The White Army' with Michael Smetanin) and several of her poems have also been set to music. She also wrote the lyrics for the songs used in Deidre Rubinstein's 'Confidentially Yours'.
She was poetry editor for Overland Extra (1992), Modern Writing (1992-1994) and Voices (National Library of Australia, 1996) and was founding editor of Masthead literary arts magazine. In November 2002, she participated in the UK Poetry International Festival at Royal Festival Hall in London.
In 2003, she was the organiser of the Australian wing of Poets Against the War, collecting poems which were delivered to the Prime Minister Mr Howard in protest against the impending war against Iraq. The 2009 Geraldine Pascall Critic of the Year, she is the co-founder of website Witness Performance, a critical website for the performing arts.