Marius Nygaard (1 June 1902 – 27 March 1978) was a Norwegian judge.
He then worked as an assistant secretary in the Ministry of Justice from 1936 to 1945, and then as a deputy under-secretary of state from 1945.
[1] He chaired the Norwegian Association of Judges from 1953 to 1956, and was a board member of the Nordisk Administrativt Forbund from 1938 to 1949.
[2] His sister Ella Nygaard was married for some years to Torfinn Denstad.
[3] In 1932 Marius Nygaard married Eva Julie Johanne Christensen, daughter of Oscar von Munthe af Morgenstierne and Eva Christensen.