Estelle Drinkwater, at the time of her campaign, was a triple certificated nurse, married and with a large family. She had travelled extensively and had nursed in almost every Australian state. She was a member of the Royal Society for the Welfare of Mothers and Babies, in whom she took a particular interest.

Sources used to compile this entry: Ephemera on NSW State and local elections, Box 3, Mitchell Library collection, State Library of NSW, Sydney.