The surname Gros may have several origins. In French, it is a nickname for a big, fat person. Likewise, in Romanian, Groș is a word for "large". In several languages, it is a spelling variant of the German surname Gross.Dictionary of American Family Names ©2013, Oxford University Press, as cited at ancestry.com See also Legros.
Notable people with this surname include:
Sara Gros Aspiroz (born 1983), Spanish ski mountaineer Antoine-Jean Gros (1771–1835), French painter Brigitte Gros (1925–1985), French journalist and politician Daniel Gros (born 1955), German economist Jean-Baptiste Louis Gros (1793–1870), French ambassador and daguerreotypist Jules Gros (1890–1992), Breton linguist Jules Gros (journalist) (1829-1891), French journalist Louis Prosper Gros (1893–1973), French aviator Piet Gros (born 1964), Dutch chemist
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