Senator McMullen may refer to:
- Adam McMullen (1872–1959), Nebraska State Senate
- Fayette McMullen (1805–1880), Virginia State Senate
- John McMullen (politician) (1843–1922), Wisconsin State Senate
See also
edit- Harry McMullan, North Carolina State Senate
- Dix H. McMullin (1933–2008), Utah State Senate
- Senator McMillan (disambiguation)