Maurice Macmillan British politician (1921-1984) (1921–1984) Parents Dorothy Macmillan Harold Macmillan Children Adam Macmillan Alexander Macmillan, 2nd Earl of Stockton Joshua Macmillan Rachel Macmillan David Macmillan Siblings Catherine Macmillan Caroline Faber Sarah Heath Partners Katharine Macmillan, Viscountess Macmillan of Ovenden