Newcomb is a surname. Notable people with the name include:
Anthony Newcomb (1941–2018), American musicologist Bernard A. Newcomb, American businessperson and philanthropist, co-founder of E*TRADE Bryant B. Newcomb (1867–1945), American politician Carman Newcomb (1830–1902), American politician, lawyer and judge Cyrenius A. Newcomb Sr. (1837–1915), American businessman, reformer, and philanthropist Daniel Newcomb (1747–1818), justice of the New Hampshire Supreme Court Deborah Newcomb (born 1954), member of the Ohio House of Representatives George Newcomb (1866–1895), outlaw of the American Old West and member of the Wild Bunch Frank H. Newcomb (1846–1934), commodore in the United States Revenue Cutter Service Harvey Newcomb (1803–1863), American clergyman and writer Horatio C. Newcomb (1821–1882), American attorney, judge, and politician James Pearson Newcomb (1837–1907), journalist and Secretary of State of Texas John Lloyd Newcomb (1881–1954), American educator Josephine Louise Newcomb (1816–1901), American philanthropist whose grant founded H. Sophie Newcomb Memorial College Josiah T. Newcomb (1868–1944), New York politician Mary Newcomb (1893–1966), American actress Michael Newcomb (disambiguation), multiple individuals Patricia Newcomb (born 1930), American film producer and publicist Philip Newcomb (born 1950s), American software engineer Rexford Newcomb (1886–1968), American academician, architect, and author Richard Newcomb, American war correspondent Robert Newcomb, fantasy writer Ronda Storms (born Ronda Rehnell Newcomb, 1965), American politician Sean Newcomb (born 1993), American baseball pitcher Simon Newcomb (1835–1909), Canadian astronomer and mathematician William Newcomb (1927–1999), American professor and theoretical physicist who devised Newcomb's paradox Wesley Newcomb (1818–1892), American malacologist (studier of mollusks)
See also Newcombe, a surname Newcome, name