Clay Dalrymple debuted on April 24, 1960 and played his final game on September 25, 1971.
Clay Bryant debuted on April 19, 1935, playing for the Chicago Cubs at Wrigley Field; he played his final game on September 26, 1940, playing for the Chicago Cubs at Wrigley Field.
Danny Clay debuted on May 1, 1988, playing for the Philadelphia Phillies at Veterans Stadium; he played his final game on August 23, 1988, playing for the Philadelphia Phillies at Veterans Stadium.
Clay Timpner debuted on April 8, 2008, playing for the San Francisco Giants at AT&T Park; he played his final game on April 11, 2008, playing for the San Francisco Giants at AT&T Park.
Clay Van Alstyne debuted on August 20, 1927, playing for the Washington Senators at Griffith Stadium I; he played his final game on May 7, 1928, playing for the Washington Senators at Griffith Stadium I.
Dain Clay debuted on June 12, 1943, playing for the Cincinnati Reds at Crosley Field; he played his final game on September 29, 1946, playing for the Cincinnati Reds at Crosley Field.
Danny Clay debuted on May 1, 1988 and played his final game on August 23, 1988.
Clay Dalrymple debuted on April 24, 1960 and played his final game on September 25, 1971.
Clay Bellinger debuted on April 9, 1999 and played his final game on April 8, 2002.
Clay Bryant debuted on April 19, 1935 and played his final game on September 26, 1940.
Clay Buchholz debuted on August 17, 2007 and played his final game on September 27, 2013.
Clay Carroll debuted on September 2, 1964 and played his final game on October 1, 1978.
Clay Christiansen debuted on May 10, 1984 and played his final game on September 29, 1984.
Bill Clay debuted on August 8, 1902 and played his final game on August 12, 1902.
Ken Clay debuted on June 7, 1977 and played his final game on October 2, 1981.
Clay Condrey debuted on August 28, 2002 and played his final game on October 4, 2009.
Clay Fauver debuted on September 7, 1899 and played his final game on September 7, 1899.