Dumaresq is a surname, and may refer to:
Charles Édouard Armand-Dumaresq, French painter Daniel Dumaresq, Channel Islands-born Anglican priest, who served as an educational advisor to the Russian and Polish monarchies Edward Dumaresq (1802–1906), landowner in Van Diemen's Land Elie Dumaresq (1674-1754), Seigneur of Augres, Jersey Henry Dumaresq (1839–1924), Australian politician John Saumarez Dumaresq, Australian-born Royal Navy officer Michelle Dumaresq, Canadian professional downhill mountain-biker Philip Dumaresq (c. 1650–1690), Seigneur of Samarès, Jersey William Dumaresq (1793–1868), English-born Australian politician.