Alexander R. MacEwen (1851–1916) was Scottish writer, minister, professor and Moderator of the United Free Church of Scotland. He was born on 14 May 1856 at Edinburgh and was the son of Rev. Alexander MacEwen D.D., and Elisa Robertson. His childhood was spent in Helensburgh (1851–56) and he was then educated at Glasgow Academy (1856–66). He graduated M.A. at University of Glasgow in 1870, and was subsequently awarded B.D. (1879), and D.D. (1892). He attended Balliol College, Oxford (1870–74) and graduated M.A. in 1874. He spent a summer semester at University of Göttingen in 1877 and attended U.P. College, Edinburgh (1877–80). On 29 January 1885, he married Margaret Jane Begg of Moffat, and they had two sons. He travelled widely and visited Greece in 1883 and journeyed through Sinai and Palestine in 1892, writing many letters home about his experiences. He died in Edinburgh on 26 November 1916 and was buried in Dean Cemetery.