Jelf is a surname. Notable people with the surname include:
Arthur Richard Jelf (1837–1917), English judge Ernest Arthur Jelf (1868–1949), writer and King's Remembrancer Hector Jelf (1917– 1997), English first-class cricketer and British colonial official in Africa Henry Jelf (1877–1944), English cricketer and Royal Navy officer Richard William Jelf (1798–1871), British academic and academic administrator Wilfrid Jelf (1880–1933), Canadian cricketer William Edward Jelf (1811–1875), English churchman and academic
See also Jelfs