[1] He was the son of Captain Otto Ludvig Michael von Munthe af Morgenstierne (1831–1899) and Baroness Anna Helene Mariane Løvenskiold (1839–1921), and graduated as cand.
He inherited Det Munthe-Morgenstierne-Løvenskiold'ske Fideikommis in 1921, and was chairman of the Urne Endowment from 1919.
9, I, 1929), where he defended Danmarks Adels Aarbog against criticism from Norwegian historians.
He married Ella Caroline Hinrichsen and secondly from 1917 Martha Marie Paus (b.
A painting of him by Count Preben Knuth (1937) and a miniature by Svend Rønne (1920) exist.