Andrew Alexander Bonar, a minister of the Free Church of Scotland; born Edinburgh May 29, 1810, youngest brother of Horatius Bonar; died Glasgow December 30, 1892.

He studied at Edinburgh; was minister at Collace, Perthshire, 1838 – 1856; and of the Finnieston Church, Glasgow, 1856 till his death. He joined the Free Church in 1843, and was its moderator in 1878. He was identified with evangelical and revival movements and adhered to the doctrine of premillennialism. With Robert Murray McCheyne he visited Palestine in 1839 to inquire into the condition of the Jews there

Selected published writings of Bonar

• A Narrative of a Mission of Inquiry to the Jews from the Church of Scotland in 1839 (Edinburgh, 1842) ISBN 1857922581
• Memoir and Remains of Robert Murray McCheyne (1845) ISBN 0851510841
• Commentary on Leviticus (1846) ISBN 0851510868
• Redemption Drawing Nigh, a defence of the premillennial advent (1847)
• Christ and his Church in the Book of Psalms (1859) ISBN 1899003657

Bonar also edited Samuel Rutherford's Letters (1863); and wrote many tracts, pamphlets, and minor biographies.

His daughter Marjory edited his Diary and Letters, his Reminiscences, Heavenly Springs ISBN 0851514790 (Portions selected from his diary, letters, and sermons), and Wayside Wells (Thoughts for Sabbath evenings, selected from his writings and sermons).

A currently in-print publication related to the Diary and Letters is: