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Amicus, O.S.B. Roman Catholic monk, abbot, and cardinal (1117–1130) •
Bartholomeus Amicus (1562–1649), Jesuit priest, teacher, and writer •
William Alexander (Quaker) (1768-1841) English Quaker and publisher, who wrote under this name •
Peter Dodds McCormick (pen name:
Amicus) (1834–1916), composer of
Advance Australia Fair ==Law==