MacLaine or Maclaine (; Gaelic: ''Mac Gill-Eain'') is a surname of Scottish origin. It may refer to: ;Persons * Christopher Maclaine (1923–1975), American poet and filmmaker * Gillean Maclaine (1921–1970), Scottish chief of Clan Maclaine of Lochbuie * James MacLaine (1724–1750), Irish highwayman * Mark Maclaine (contemporary), English musician * Sarah Maclaine, Australian jazz singer * Shirley MacLaine (born 1934), American actress ;Scottish clan * Clan Maclaine of Lochbuie ;Fictional persons * Jake Maclaine, character from the American soap opera ''The Bold and the Beautiful'' * Mark Maclaine (''The Bold and the Beautiful''), character from the American soap opera ''The Bold and the Beautiful''

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