Jan-Peder Lamm, born 27 October 1935, is a Swedish archaeologist. He received his PhD in 1973 from the University of Stockholm for a dissertation about a Migration Period elite cemetery near Drottningholm.

Lamm taught archaeology at the University of Stockholm in the 1970s and then worked until retirement as Head Curator for the Swedish Iron Age at the Museum of National Antiquities in Stockholm. He is a member of the editorial board behind the journal Fornvännen and has taken active part in the Helgö project since the 1960s.