Dellinger is a surname. Notable people with the surname include:
Bill Dellinger (born 1934), US athlete
David Dellinger (1915-2004), pacifist and activist for nonviolent social change
Hampton Dellinger, 2008 Democratic nomination for Lieutenant Governor of North Carolina
John Howard Dellinger (1886-1962), telecommunication engineer and vice chairman of Institute of Radio Engineers
Matt Dellinger, US journalist of The New Yorker
Rudolf Dellinger (1857-1910), German composer, Kapellmeister
Walter E. Dellinger III (born 1941), US jurist, United States Solicitor General 1996–1997
Fictional
Dellinger is a character in One Piece in who fights with kicks.
