Duncan Macdougall, 20th of Dunollie and of Lorn (died 1686) (d. 1686) Parents Alexander Macdougall, 18th of Dunollie and of Lorn Catherine Campbell Children Isabel Macdougall Siblings unknown daughter Macdougall Allan Macdougall, 21st of Dunollie and of Lorn Ian Macdougall, 19th of Dunollie and of Lorn