DeMuth advanced through the minor leagues to the Triple-A
Pacific Coast League before joining the
National League staff full-time June 3, 1983. DeMuth continued umpiring in the National League until the umpiring staffs of the
American and National Leagues merged in 2000. He was a crew chief from 1999 to 2019. DeMuth wore the uniform number 32 throughout his career. His postseason assignments included 11
Division Series (
1996,
1997,
1999,
2001,
2008,
2009,
2010,
2012,
2013,
2015, and
2017), 5
League Championship Series (
1991,
1995,
2000,
2002 and
2007), and 5
World Series (
1993,
1998,
2001,
2009 and
2013). He also umpired in the
All-Star Game in
1990,
2001, and
2009, working behind the plate for the second and third contests, and worked the
2009 World Baseball Classic. Following the 2019 season, DeMuth announced his retirement. He umpired 4,283 regular season games and 101 postseason games.
Notable games DeMuth was the home plate umpire for Game 6 of the 1993 World Series; a game memorable for Joe Carter's series-ending home run in the bottom of the ninth inning. DeMuth was the third base umpire for the game between the
San Francisco Giants and the
San Diego Padres on August 4, 2007. In the top of the second inning at San Diego,
Barry Bonds of the Giants hit his 755th career home run off
Clay Hensley, tying
Hank Aaron for first all-time. DeMuth was the home plate umpire for the game between the San Francisco Giants and the
New York Yankees on September 20, 2013. In the bottom of the seventh inning,
Alex Rodriguez of the Yankees hit his 24th career grand slam off
George Kontos, passing
Lou Gehrig for first all-time. DeMuth was the home plate umpire for a no-hitter pitched by
Jake Arrieta between the
Chicago Cubs and the
Cincinnati Reds on April 21, 2016. This was Arrieta's 2nd career no hitter. Chicago won the game, 16–0. == See also ==