Save Type Surname (from given name) Usage English, Swedish (Rare) Pronounced Pron. an-DRAY-ə-sən(English) /an.ˈdreː.a.sɔn/(Swedish) [key·simplify] Other Forms FormsAndreasson (Swedish) Meaning & History Anglicized form of Andreassen and Andreasson as well as a (rare) Swedish variant of Andreasson.