Ian Strachan

• Ian Strachan (minister), Scottish missionary and educator in Ghana
• Ian Strachan (Newfoundland and [Labrador politician)], Canadian politician in Newfoundland and Labrador
• Ian Strachan (Ontario politician), Canadian politician in Ontario
• Ian Strachan, president of the Edinburgh Mathematical Society
• Ian Strachan, a defendant in the 2007 royal blackmail plot
• Ian Strachan, British author of The Boy in the Bubble