Artist, teacher and curator, born in Wirral, Cheshire, who worked in watercolour and egg tempera. In the 1960s–1970s he studied at Laird School of Art and Liverpool College of Art. He graduated in 1969 and was elected a member of RCamA in 1979, becoming its vice-president. Hillhouse was a teacher, curator of the Williamson Art Gallery in Birkenhead and principal museums officer for Wirral. He showed with Wirral Society of Arts and Deeside Art Group, both of which he was a member, on Merseyside and elsewhere. Lived at Greasby, Wirral.