Don O'Riley debuted on June 20, 1969, playing for the Kansas City Royals at Municipal Stadium II; he played his final game on August 1, 1970, playing for the Kansas City Royals at Municipal Stadium II.
Don Aase debuted on July 26, 1977 and played his final game on October 3, 1990.
Don Arlich debuted on October 2, 1965 and played his final game on August 4, 1966.
Don August debuted on June 2, 1988 and played his final game on October 1, 1991.
Don Baylor debuted on September 18, 1970 and played his final game on October 1, 1988.
Don Bessent debuted on July 17, 1955 and played his final game on September 27, 1958.
Don Black debuted on April 24, 1943 and played his final game on September 13, 1948.
Don Blasingame debuted on September 20, 1955 and played his final game on August 27, 1966.
Don Bollweg debuted on September 28, 1950 and played his final game on May 10, 1955.
Don Bosch debuted on September 19, 1966 and played his final game on July 9, 1969.
Don Bradey debuted on September 25, 1964 and played his final game on October 4, 1964.
Don Brennan debuted on April 16, 1933 and played his final game on September 29, 1937.
Don Bryant debuted on July 17, 1966 and played his final game on July 29, 1970.