James Chrystal or Crystal (1807–1901) was a Scottish minister who served as Moderator of the General Assembly of the Church of Scotland from 1879 to 1880.
He was educated at the Grammar School then studied at the University of Glasgow graduating MA in 1825.
He was licensed to preach by the Presbytery of Glasgow in 1829 and presented to the congregation of Auchinleck in Ayrshire by Sir James Boswell of Auchinleck on 25 April 1833, being ordained there on 19 September 1833.
[5] In 1879 he succeeded The Very Reverend John Tulloch as Moderator of the General Assembly the highest position within the Church of Scotland.
He was minister of Auchinleck from 1833 to 1893, 60 years service, being replaced by Rev James Hill.