Julius Petersen
Julius Petersen is the name of the following people:
- Julius Petersen (Imperial Judge) (1835–1909), German politician
- Julius Petersen (literary scholar) (1878–1941), German literary scholar
- Julius Petersen (politician) (1880 – after 1927), Greenland State Councilor
- Julius Petersen (architect) (1883–1969), German architect
- Julius Adolf Petersen (called Lord von Barmbek ; 1882–1933), German professional criminal and pub owner
- Julius Emil Kayser-Petersen (1886–1954), German internist and tuberculosis researcher
- Julius Peter Christian Petersen (1839–1910), Danish mathematician