Marģers Vestermanis (born 18 September 1925) is a Latvian Holocaust survivor, historian, founder and former director of the museum Jews in Latvia.

Marģers Vestermanis was born in Riga into a Latvian Jewish, German-speaking family as the youngest of three sons of a merchant and manufacturer.

He was subjected to forced labor at the SS-Truppenübungsplatz Seelager and the neighboring camps Poperwahlen (Popervāle) and Dondangen (in Dundaga).

[2] Sent on a death march towards Liepāja in late 1944, he was able to escape into the woods nearby Ugāle, where he later joined a group of Soviet partisans, with whom he spent the rest of the war.

[6] He has published a number of books and research papers about the history of the Jews and the Holocaust in Latvia, as well as worked as a consultant on Latvian documentaries and films dedicated to these topics (e.g.