 Ann Felicity Rea (born 15 January 1923), whom he met through her father Philip Russell Rea, 2nd Baron Rea, who was personal staff officer to Brigadier Colin Gubbins (the Head of SOE), and later leader of the Liberal party in the British House of Lords.They had three children, Adam John Munthe (1946 - ), Guy Sebastian Munthe (1948 - 1992) and Katriona Munthe-Lindgren (1955 - ).After an abortive attempt at a political career with the Conservative Party, Munthe re-directed his work towards maintaining the family homes in England, Sweden and Italy.