Like her mother and older sisters, Janet was educated at Clyde School (Woodend, Victoria). While travelling abroad she met stockbroker John Calvert-Jones and the pair were married on February 3rd, 1962. They were to have three sons and a daughter.

Following the birth of her son, Robert, who suffered from impaired hearing, Janet Calvert-Jones co-founded the Advisory Council for Children with Impaired Hearing, and served as its Chairman from 1973 to 1995. The board established 'Taralye', an early intervention centre for hearing-impaired children, in Blackburn, Victoria. Since 1988 Janet has also been a Director of the Murdoch Children's Research Institute, of which her mother is Patron.

In 1989, Janet Calvert-Jones became chairman of The Herald and Weekly Times Limited, the same company her father ran from 1929-1952. She is also a member of the State Library of Victoria Foundation Business sub-committee.

In recognition of her charitable work, Janet was made a Member of the Order of Australia (AM) on 8 June 1998.

Sources used to compile this entry: Herd, Margaret (ed.), Who's who in Australia 2002, 38 edn, Crown Content, Melbourne, 2002, 2020 pp; http://brw.com.au/NewsAdmin/Stories/BRW/20000526/5781.htm - accessed 16012003.