Sir John Maclean may refer to:

• Sir John Maclean, 4th Baronet (1670–1716), Scottish noble who was the 20th Clan Chief of Clan Maclean from 1674 to 1716
• Sir John Maclean, 1st Baronet (1604–1666), Scottish noble who moved to Sweden and took the name John Hans Makeléer and married Anna Gubbertz
• Sir John MacLean (historian) (1811–1895), British civil servant, genealogist and author

• John MacLean (disambiguation)
• John Makeleer

This disambiguation page lists articles associated with the title Sir John Maclean.
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