Ivar Leimus (born 3 June 1953) is an Estonian historian and numismatist.^[1]

In 1979 he graduated from Tartu University in history. Since 1976 he has worked for Tartu University.^[2]

Since 2003 he is the chairperson of the Estonian Academic History Society (Estonian: Eesti Akadeemiline Ajalooselts).^[2]

Awards:

• 2007: Order of the White Star, IV class.^[3]

• Der Münzfund von Kose aus dem zweiten Viertel des 12. Jahrhunderts. Eesti Raamat, Tallinn 1986
• Das Münzwesen Livlands im 16. Jahrhundert. (1515–1581/94) (= Stockholm Studies in Numismatics. 1). Stockholm Numismatic Institute, Stockholm University 1995, ISBN 91-972706-0-1
• Numismaatika alused. 1996
• Estonian Collections. Anglo-Saxon, Anglo-Norman and later British Coins (= Sylloge of Coins of the British Isles. 51). Oxford University Press u. a., Oxford u. a. 2001, ISBN 0-19-726220-1. [with Arkadi Molvõgin]
• Land Rolle des Herzogthums Ehstland (= Thesaurus historiae. 1). Faksimile-Ausgabe. Eesti Ajaloomuuseum, Tallinn 2007.
• Sylloge of Islamic coins 710/1 – 1013/4 AD. Estonian public collections (= Thesaurus historiae. 2). Estonian History Museum, Tallinn 2007, ISBN 978-9949-15-255-1