They were married until his death in 1934, and had four children:[3][4] The Emmet family owned Amberley Castle in West Sussex.

[5] She elected to the London County Council in 1925, representing Hackney North until her defeat in 1934.

[6] Emmet was a member of the Conservative Women's National Advisory Committee 1951 to 1954.

[5] She also supported the legalisation of homosexuality and the United Kingdom's membership in the European Economic Community.

[10] Lady Emmet died at Amberley Castle on 10 October 1980, at the age of 81.