John Henry (Maryland politician) (1750–1798) was a U.S. Senator from Maryland from 1789 to 1797. Senator Henry may also refer to:
Al B. Henry (1911–1989), Washington State Senate Brad Henry (born 1963), Oklahoma State Senate Cameron Henry (fl. 2000s–present), Louisiana State Senate Charles L. Henry (1849–1927), Indiana State Senate Daniel Maynadier Henry (1823–1899), Maryland State Senate Douglas Henry (1926–2017), Tennessee State Senate Douglas "Duck" Henry (1890–1971), Tennessee State Senate E. Stevens Henry (1836–1921), Connecticut State Senate Gustavus Adolphus Henry Sr. (1804-1880), Confederate States Senator from Tennessee from 1862 to 1865 Harry D. Henry (1876–1929), Oklahoma State Senate Jim Henry (Iowa politician) (1896–1997), Iowa State Senate John Henry (representative) (1800–1882), Illinois State Senate Margaret Rose Henry (born 1944), Delaware State Senate Morriss Henry (born 1931), Arkansas State Senate Owen Henry (born 1959), New Jersey State Senate Pat Henry (politician) (1861–1933), Mississippi State Senate Patrick Henry (Mississippi politician) (1843–1930), Mississippi State Senate Paul B. Henry (1942–1993), Michigan State Senate William Wirt Henry (1831–1900), Virginia State Senate