Alexander Oswald of Changue FRSE (1777–1821) was a 19th-century Scottish landowner and advocate.
He was born in Scotstoun House near Glasgow on 1 April 1777[1] the fourth son of George Oswald and his wife Margaret Smythe.
[2] Early in his life he inherited the estate of Changue in Dumfriesshire.
[4] In 1821 (a few months before he died) he was elected a Fellow of the Royal Society of Edinburgh his proposer being Gilbert Meason.
[7] He married Miss Anne Dalrymple (d. 1820), youngest daughter of Sir Hew Dalrymple Hamilton of Bargany House[6] His portrait, by Andrew Geddes is held at Glasgow Museum Resource Centre.