Lucius Lyon (1800–1851), U.S. Senator from Michigan from 1837 to 1839. Senator Lyon may also refer to:
Bob Lyon (born 1955), Kansas State Senate Caleb Lyon (1822–1875), New York State Senate Charles W. Lyon (1887–1960), California State Senate Chittenden Lyon (1787–1842), Kentucky State Senate Francis S. Lyon (1800–1882), Alabama State Senate Walter Lyon (politician) (1853–1933), Pennsylvania State Senate
See also Senator Lynn (disambiguation) Senator Lyons (disambiguation)