As coach Ryan Alan Christenson (born March 28, 1974) is an American professional baseball former outfielder, minor league manager, and current bench coach for the San Francisco Giants of Major League Baseball (MLB).

In 1997, he advanced to the Class A-Advanced Visalia Oaks, Double-A Huntsville Stars, and Triple-A Edmonton Trappers.

He began the 1998 season at Triple-A, but was called up to the Athletics and made his major league debut on April 20.

He played the majority of the 2002 season in the minors, mostly with the Triple-A Indianapolis Indians, but also a few with the Rookie Arizona League Brewers.

After retiring from playing, Christenson began managing in the Oakland Athletics' minor league farm system in 2013.

[7] Christenson generated controversy in August 2020 after appearing to perform a Nazi salute after a game.

[8][9][10] Christenson issued an apology the next day, stating “My gesture unintentionally resulted in a racist and horrible salute that I do not believe in.

What I did is unacceptable and I deeply apologize.” The A's responded with a statement: "A's bench coach Ryan Christenson greeted players with a gesture that looked like a Nazi salute.

"[11] On December 3, 2021, Christenson was hired by the San Diego Padres to serve as the team's bench coach for the 2022 season.