John Gilmour
John Gilmour may refer to:
- Sir John Gilmour of Craigmillar, Scottish judge, Lord President of the Court of Session 16611671
- John Taylor Gilmour, Canadian physician, journalist and politician
- Sir John Gilmour, 1st Baronet, Scottish Unionist politician
- Sir John Gilmour, 2nd Baronet, Scottish Unionist politician, Home Secretary, Secretary of State for Scotland
- John Inglis Gilmour, Scottish flying ace in World War I
- John Gilmour (footballer), Scottish footballer
- John Gilmour (botanist), British botanist
- Sir John Gilmour, 3rd Baronet, Scottish Conservative Party politician, Member of Parliament for East Fife 19611979
- Sir John Gilmour, 4th Baronet, Scottish nobleman
- John Gilmour (ice hockey),
- John Gilmour (cartoonist), New Zealand cartoonist