Dollfus
Dollfus is French surname, originally from the Alsace region. It may refer to:
- Adrien Dollfus (1858–1921), French carcinologist
 - Audouin Dollfus (1924–2010), French astronomer and aeronaut
 - Gustave Frédéric Dollfus (1850–1931), French geologist and malacologist
 - Jean Dollfus (1800–1887), French industrialist
 - Maurice Dollfus (1885–1972), French businessman, executive for Ford Motor Company of France
 - Olivier Dollfus (1931–2005), French geographer
 - Robert-Philippe Dollfus (1887–1976), French zoologist and parasitologist
 
See also
- 2451 Dollfus, a main-belt asteroid, named for Audouin Dollfus
 - Dollfus' stargazer (Uranoscopus dollfusi), a venomous salt-water fish
 - Dollfus-Mieg et Compagnie, a French textile company founded by the Dollfus family
 - Engelbert Dollfuss (1892–1934), Austrian politician