Ian McDonald

Ian McDonald may refer to:
* Ian McDonald (cricketer) (born 1923), Australian first-class cricketer
* Ian McDonald (musician) (born 1946), member of King Crimson, 1969–70, and Foreigner, 1977–79
* Iain Matthews (born 1946), previously known as Ian McDonald, member of Fairport Convention
* Ian McDonald (footballer) (born 1953), English football player
* Ian McDonald (author) (born 1960)Ian MacDonald may refer to:
* Ian MacDonald (1948–2003), pen-name for British music critic Ian MacCormick
* Ian MacDonald (actor) (1914–1978), American actor and producer
* Ian MacDonald (politician), former public school teacher and former Mayor of Charlottetown, Prince Edward Island, Canada
* Ian Macdonald (Australian politician) (born 1945), Australian federal politician
* Ian Macdonald (New South Wales politician), Australian state politician
* Ian G. Macdonald (born 1928), British mathematician
* L. Ian MacDonald (born 1947), Canadian writer, broadcaster, and diplomat
* H. Ian Macdonald (born 1929), Canadian economist, civil servant, and President of York University, 1974–1984Iain MacDonald may refer to:
* Iain Fraoch MacDonald (d. 1368), founder of Clan MacDonald of Glencoe
* Iain B. MacDonald, British television directorIain McDonald may refer to:
* Iain McDonald (born 1952), Scottish former footballer