Jacomb and Jacombs are surnames, and may refer to:
Agnes E. Jacomb (1866–1949), English novelist Albert E. Jacomb (–1946), British printer and founding member of the Socialist Party of Great Britain John Jacomb (1841–1891), Australian cricketer Josephine Jacombs, known as Rosa Bird (1866–1927), Australian-English soprano Martin Jacomb (1929–2024), British barrister and businessman Robert Jacomb (1680–1732), English financier and politician Thomas Jacomb (1622–1687), ejected English minister Josh Jacomb (born 2001), New Zealand rugby player