Senator Matheson

Senator Matheson may refer to:
 * Roderick Matheson (1793–1873), Senator of Canada from 1867 to 1873
 * Sir Alexander Matheson, 3rd Baronet (1861–1929), Australian Senator from 1901 to 1906
 * Ivan M. Matheson (1926–2016), Utah State Senator from 1977 to 1989
 * Senator Matheson (X-Files), a character on The X-Files