Born in Vienna, Austria in 1908 Frank Gross studied in London and Paris prior to arriving in New Zealand in 1934. Initially a designer of a Dunedin Fur Company. He took lessons from Russell Clark whilst in Dunedin and remained friends for some time. He also became a committee member of the Otago Arts Society. Moving to Christchurch in 1954 he became a tutor at the University of Canterbury.
He apparently founded Town & Country Society of Artists Inc. in 1962 with a vision to unite local art clubs into an organisation for the purpose of holding exhibitions, painting days, camps and workshops, for the development of local artists. The first exhibition of Town & Country was held at Canterbury Art Gallery in 1963. He died suddenly in 1963 before this exhibition. His works are represented in the Dunedin Public Gallery, Dunedin Public Library, Hocken Collection, the Canterbury Public Library, the CSA, Southland Art Gallery in Invercargill and the Christchurch City Gallery.