Martin Ryan (31 January 1900 – 22 July 1943) was an Irish Fianna Fáil politician and Teachta Dála (TD). He was first elected at the 1933 general election for the Tipperary constituency. He was re-elected at the 1937, 1938 and 1943 general elections. He died while still in office in 1943.
His widow Mary Ryan was elected at the 1944 general election for the same constituency.