Hagelin

Hagelin may refer to:


 * Albert Viljam Hagelin (1881–1946), Norwegian World War II collaborationist and minister
 * Bobbie Hagelin (born 1984), Swedish hockey player
 * Boris Hagelin (1892–1983), Swedish businessman and inventor of a cryptography machine (see M-209)
 * Carl Hagelin (born 1988), Swedish hockey player
 * Dagmar Hagelin (1959 – c. 1977), Argentine-Swedish girl who disappeared during the Dirty Wars
 * Gustaf Hagelin (1897–1983), Swedish horse rider
 * Joakim Hagelin (born 1989), Swedish ice hockey player
 * John Hagelin (born 1954), US scientist and politician
 * Robert Hagelin (1884 – after 1938), Norwegian politician