Mass is a surname with either following meaning and origin: North German and Dutch: from a short form of the personal name Thomas. Compare Maas, Mas. Jewish (Ashkenazic): metonymic occupational name from German Mass 'measure', 'measurement'.
People surnamed Mass include: Jochen Mass (1946–2025), German racing driver and broadcaster Lawrence D. Mass (born 1946), American physician and writer who wrote the first press reports on the disease AIDS Wayne Mass (1946–2019), American football player Wendy Mass (born 1967), American author of young adult and children's books
Fictional characters include: Miss Mass, in the Marvel Comics universe Sayla Mass, in the Universal Century Gundam universe
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