Third National Bank

Third National Bank may refer to:

(by state)
 * in the United States
 * Third National Bank (Atlanta, Georgia), now The Metropolitan (Atlanta condominium building)
 * Third National Bank (Glasgow, Kentucky), listed on the NRHP in Kentucky
 * Third National Bank (Ohio), a predecessor of Fifth Third Bank
 * Third National Bank (Syracuse, New York), listed on the NRHP in New York
 * Third National Bank (Sandusky, Ohio), listed on the NRHP in Ohio
 * Third National Bank in Nashville, now incorporated within SunTrust Bank