Brett Morgan Butler is an American former center fielder in Major League Baseball and coach. He played for five different teams from 1981 through 1997. A leadoff hitter for the majority of his career, Butler led the league in triples and runs scored twice each and was named a National League All-Star in 1991. He was diagnosed with cancer in May 1996, received treatment and returned to the playing field four months later. He retired in 1997 and began a baseball coaching career. He has coached or managed numerous professional teams. He was the manager of the Reno Aces minor league team from late 2008 through 2013.

The Reno Aces are a Minor League Baseball team of the Pacific Coast League (PCL) and the Triple-A affiliate of the Arizona Diamondbacks. They are located in Reno, Nevada, and play their home games at Greater Nevada Field, which opened in 2009. The Aces have been members of the PCL since 2009, including the 2021 season in which it was known as the Triple-A West. They won the PCL championship in 2012 and 2022. Reno went on to win the Triple-A National Championship Game in 2012.