Celtics
Celtic won the Scottish League Championship in 1998.
Celtic won the Scottish League Championship in 1938.
None. Countries do not compete in a 'soccer championship'
Celtic won the Scottish League Cup in 1971.
No
Rangers won the Scottish League Championship in 1993.
Celtic won the Scottish League Championship in 1936.
Rangers won the Scottish League Championship in 1937.
Hibernian won the Scottish League Championship in 1948.
Rangers won the Scottish League Championship in 1949.
Rangers won the Scottish League Championship in 1950.
Hibernian won the Scottish League Championship in 1951.