Senator Brennan

Senator Brennan may refer to:


 * James B. Brennan (1926–1999), Wisconsin State Senate
 * John A. Brennan Jr. (born 1945), Massachusetts State Senate
 * Michael F. Brennan (born 1953), Maine State Senate
 * Vincent M. Brennan (1890–1959), Michigan State Senate
 * William C. Brennan (1918–2000), New York State Senate