Carl Christensen may refer to:
Carl Christensen (executioner) (1869–1936), last executioner in office for the government of Denmark Carl Christensen (botanist) (1872–1942), Danish systematic botanist Carl Christensen (soccer) (born 1956), retired American soccer defender Carl C. Christensen (1891–1956), American businessman and politician Carl L. Christensen Jr. (1907–1976), California politician C. C. A. Christensen (1831–1912), Danish-American artist