how many years was fdr president for
FDR was President for 12 years and 40 days. This was one term of 46 months, two terms of 48 months, and one term of 3 months.He died three months into his 4th term. Franklin Delano Roosevelt (1882-1945) was the 32nd President of the US, from March 4, 1933 to April 12, 1945.arry S. Truman was the US President after Franklin Roosevelt. Harry S. Truman was the 33rd President of the United States from 1945 April 12 to 1953 January 20. Truman becam â¦ e the US President after Roosevelt died while in office. Harry S Truman.