Ágnes Háy was born in 1952 in Budapest, the daughter of painter Károly László Háy (1907-1961) and art-historian Lujza Havas (1923). Her uncle was writer Gyula Háy (1900-1975). She graduated from the Eötvös József High School in 1971. She published her first graphics in 1968, and she started to produce animations in 1969. Háy attended many exhibitions and film festivals. She joined the Hungarian Democratic Opposition in the 1970s. She met György Krassó (1932-1991), and became his partner until his death. In 1985, the couple emigrated to London. They had a child, who was born in 1987. In 1995, Háy donated the documents of György and Miklós Krassó as a deposit to the Budapest City Archives. She studied at the Academy of Indian Dances (1992-1998) and the School of African and Oriental Studies (1999-2003). She received a BA degree in African Studies and Art in 2003. She then studied Digital Moving Image Studies at the Metropolitan University in London. She lives in Great Britain, where she makes graphics and moving pictures and teaches animation.