2011 – Veteran P Mike Hampton announces his retirement, ending an attempt to make the Arizona Diamondbacks’ staff. Once one of the most durable and consistent starters in the game, he began a string of injuries in 2005 that stunted the last six years of his career. He retires with a record of 148-115.

March 26, 2011
2011, March 26

On March 26, 2011 — 2011 – Veteran P Mike Hampton announces his retirement, ending an attempt to make the Arizona Diamondbacks’ staff. Once one of the most durable and consistent starters in the game, he began a string of injuries in 2005 that stunted the last six years of his career. He retires with a record of 148-115.

Sources –
Baseball Reference March 26
SABR Games Project
National Pastime March 26
Retro Sheet
Replay The Game