Clair Barth Johnson (January 3, 1950 – April 22, 2020) was an American professional baseball player, a right-handed pitcher who played in the Major Leagues between 1969–1977 for the Chicago White Sox. From 1980 to 1997, Johnson was a scout for the White Sox. Johnson lived in Oak Lawn, Illinois. He died on April 22, 2020 in Palos Heights, Illinois from complications of Parkinson's disease.