Senator Henderson may refer to:

Members of the Australian Senate

George Henderson (Australian politician) (1857–1933), Australian Senator from Western Australia from 1904 to 1923 Sarah Henderson (born 1964), Australian Senator from Victoria since 2019

Senator Henderson

Members of the United States Senate

Charles Henderson (Nevada politician) (1873–1954), U.S. Senator from Nevada from 1918 to 1921 James Pinckney Henderson (1808–1858), U.S. Senator from Texas from 1857 to 1858 John B. Henderson (1826–1913), U.S. Senator from Missouri from 1862 to 1869 John Henderson (Mississippi politician) (1797–1857), U.S. Senator from Mississippi from 1839 to 1845

Senator Henderson

United States state senate members

Deidre Henderson, Utah State Senate

Frank Henderson (South Dakota politician) (1928–2012), South Dakota State Senate

James Henderson Jr. (born 1942), Arizona State Senate

John M. Henderson (1868–1947), Texas State Senate

John S. Henderson (1846–1916), North Carolina State Senate

Monroe Henderson (1818–1899), New York State Senate

Thomas Henderson (New Jersey politician) (1743–1824), New Jersey State Senate

Warren Henderson (1927–2011), Florida State Senate

Senator Henderson