Clark Griffith was an American professional baseball player, manager, and team owner. He was born in Missouri in 1869 and began his career as a pitcher in the minor leagues in 1891. He was signed to the St. Louis Browns in 1893 and was traded to the Chicago Colts in 1895. He went on to play for the New York Highlanders and the Cincinnati Reds before retiring from playing in 1907.

Griffith then began his managerial career with the Chicago White Sox in 1901. He led the team to the American League pennant in 1906 and the World Series title in 1906. He then managed the Cincinnati Reds from 1912 to 1920 and the Washington Senators from 1920 to 1932. He was the first manager to win pennants in both the American and National Leagues.

Griffith was also a successful team owner. He purchased the Washington Senators in 1920 and was the team's owner until his death in 1955. He was the first owner to hire an African American coach and the first to sign a Latin American player. He was also the first to hire a female public relations director.

Griffith was inducted into the Baseball Hall of Fame in 1946. He was known for his innovative approach to the game and his commitment to fairness. He was a pioneer in the development of the modern game and was respected by both players and owners. He was a leader in the game and his legacy is still felt today.