Van Os is a Dutch toponymic surname meaning "from Oss".[1] Notable people with the surname include:
Ben van Os (1944–2012), Dutch production designer and art director
David Van Os (born 1950), American lawyer and politician
Dirck van Os (1556–1615), Dutch businessman
Georgius Jacobus Johannes van Os (1782–1861), Dutch painter
Jan van Os (1744–1808), Dutch painter
Jim van Os (born 1960), Dutch psychiatrist and epidemiologist
Pieter van Os (1776–1839), Dutch painter and engraver
Pieter Frederik van Os (1808–1892), Dutch painter