Van Laer is a surname. Earlier spellings include Van Laar and Van Leer. Notable people with the surname include:
Alexander Theobald Van Laer (1857–1920), American painter Arnold Johan Ferdinand Van Laer (1869–1955), Archivist, translator, editor, and historian of Dutch-language documents from New Netherland Pieter van Laer (1599 – c. 1642), Dutch Golden Age painter Roeland van Laer (1598 – after 1635), Dutch Golden Age painter Wannes Van Laer (born 1985), Belgian sailor