Senator McCormack may refer to:
John W. McCormack (1891–1980), Massachusetts State Senate Mike McCormack (politician) (1921–2020), Washington State Senate Peter M. McCormack (1919–1988), Massachusetts State Senate Richard McCormack (politician) (born 1947), Vermont State Senate Thomas McCormack (California politician) (1873–1949), California State Senate Thomas J. McCormack (1922–1998), Pennsylvania State Senate Tim McCormack (born c. 1944), Ohio State Senate
See also Senator McCormick (disambiguation)