Fredrik "Fritz" Frantz Michael Wilhelm Rustad (19 July 1852 – 9 October 1930) was a Norwegian civil and royal servant.
He was born in Kristiania as a son of chamberlain Carl Emil Rustad and Henriette Benedicte Løvenskiold.
[1] Their son Carl Rustad became a military officer and company director, and married a sister of Jean Heiberg.
[2] Their daughter Elisabeth Rustad (1883–1966) married the later Lord Chamberlain Peter Fredrik Broch in 1905,[3] and their daughter Benedicte Rustad (1886–1976) married ship-owner Thomas Fearnley in August 1911.
Rustad became his first Lord Chamberlain at the request from Prime Minister Christian Michelsen, and served as such until 1925.