When Catherine McMillan was born on 28 May 1785, in Strabane Township, Washington, Pennsylvania, United States, her father, Rev. John McMillan D.D., was 32 and her mother, Catherine Brown, was 36. She married Rev. Moses Allen on 30 October 1805, in Pennsylvania, United States. They were the parents of at least 6 sons and 4 daughters. She lived in Wheeling Township, Belmont, Ohio, United States in 1850. She died on 30 April 1857, at the age of 71, and was buried in Crabapple Cemetery, Wheeling Township, Belmont, Ohio, 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.