Senator Dean may refer to:
Ashbel A. Dean (1857–1899), Vermont State Senate Benjamin Dean (1824–1897), Massachusetts State Senate Charles Dean (politician) (1939–2026), Florida State Senate Eliab B. Dean Jr. (1819–1900), Wisconsin State Senate Josiah Dean (1748–1818), Massachusetts State Senate Lynn Dean (1923–2022), Louisiana State Senate Nathan Dean (1934–2013), Georgia State Senate Robert Aaron Dean (1836–1912), Mississippi State Senate Robert P. Dean (1909–1984), Maryland State Senate Robert W. Dean (1923–1999), Wisconsin State Senate Roscoe E. Dean (1936–2016), Georgia State Senate Sidney Dean (1818–1901), Rhode Island Senate
See also Charles B. Deane Jr. (1937–2022), North Carolina State Senate Gilbert A. Deane (1851–1891), New York State Senate