When Arthur Harry McMillan was born on 26 January 1911, in Dayton, Montgomery, Ohio, United States, his father, Clarence Bertram McMillan, was 33 and his mother, Jennie Eliza Beatty, was 33. He died on 5 January 1959, in Indianapolis, Marion, Indiana, United States, at the age of 47, and was buried in Crown Hill Cemetery, Indianapolis, Marion, Indiana, United States.
Scottish: Anglicized form of Gaelic Mac Maoláin, a patronymic from the byname Maolán, a diminutive of maol ‘bald, tonsured’. In Scotland the usual form is Macmillan . Compare the Irish Anglicized form McMullan and Mullen 1.
History: This is the name of a Scottish clan traditionally associated with lands in Knapdale, Argyll. Tradition has it that they are descended from a married priest or tonsured lay abbot called Gille Chriosd (‘servant of Christ’), who lived in the 12th century.