Trusten Polk (1811–1876) was a U.S. Senator from Missouri from 1857 to 1862. Senator Polk may also refer to:
Charles Polk Jr. (1788–1857), Delaware State Senate John A. Polk (1949–2026), Mississippi State Senate Lucius E. Polk (1833–1892), Tennessee State Senate Lucius Junius Polk (1802–1870), Tennessee State Senate VanLeer Polk (1858–1907), Tennessee State Senate