Einstein is a German-Jewish surname. Notable people with the surname include:
Albert Einstein (1879–1955), German-American physicist
Einstein family, his family
Mileva Einstein (née Marić) (1875–1948), first wife of Albert Einstein
Hans Albert Einstein (1904–1973), Swiss-American engineer, son of Albert and Mileva
Bernhard Caesar Einstein (1930–2008), German-American physicist, son of Hans Albert Einstein, grandson of Albert Einstein
Eduard Einstein (1910–1965), second son of Albert and Mileva
Elsa Einstein (1876–1936), cousin and second wife of Albert Einstein
Hans Einstein (1923–2012), foremost authority on Valley Fever, grandson of a first cousin of Albert Einstein