Carl Hayden (1877–1972) was a U.S. Senator from Arizona from 1927 to 1969. Senator Hayden may also refer to:
Cedric Ross Hayden (fl. 2010s–present) Jeff Hayden (born 1966), Minnesota State Senate Leroy Hayden (1927–2008), Kansas State Senate Moses Hayden (1786–1830), New York State Senate Salter Hayden (1896–1987), Senate of Canada Tom Hayden (1939–2016), California State Senate