William Nathaniel "Buck" Showalter III (born May 23, 1956) is an American professional baseball manager. He served as manager of the New York Yankees (1992–1995), Arizona Diamondbacks (1998–2000), Texas Rangers (2003–2006), Baltimore Orioles (2010–2018) and New York Mets (2022–2023). He also is a former professional Minor League Baseball player and television analyst for ESPN and the YES Network. Wikipedia