Senator Jacobsen or Jacobson may refer to:
Alf E. Jacobson (1924–2010), New Hampshire State Senate Clarence Jacobson (1912–1990), Nebraska State Senate Jeff Jacobson (politician) (fl. 1990s–2000s), Ohio State Senate Judy Jacobson (1939–2019), Montana State Senate Mike Jacobson (born 1953), Nebraska State Senate Tom Jacobson (born 1967), Montana State Senate
See also Ken Jacobsen (born 1945), Washington State Senate