Rostislav "Rusty" Klesla (born March 21, 1982) is a Czech former professional ice hockey defenceman.

In 67 games with Brampton, Klesla had 16 goals and 45 points, along with 174 penalty minutes, as he helped the Battalion to their first ever playoff berth.

Klesla also played for the Czech Republic in the 2001 World Junior Hockey Championship, where he had three goals and seven points in seven games.

With the 2004–05 NHL lockout cancelling the season, he played with VHK Vsetín of the Czech Extraliga, where he had seven goals and 24 points in 41 games.

[2] Klesla had a very solid 2006–07 season, as he was placed alongside Adam Foote as the Blue Jackets' top defensive pairing after Head Coach Ken Hitchcock was hired by the team.

In four playoff games, Klesla had an assist as the Detroit Red Wings swept the Blue Jackets.

On February 28, 2011, the Blue Jackets traded Klesla and Dane Byers to the Phoenix Coyotes for Scottie Upshall and Sami Lepistö.

Klesla suffered an injury in a September 15, 2013, pre-season game against the Los Angeles Kings and was taken off the ice on a stretcher.

[8] Klesla featured in 25 games with the Coyotes, primarily as an extra defenseman, before on March 4, 2014, he was traded to the Washington Capitals in a deal along with Chris Brown, and a fourth-round pick in the 2015 NHL Entry Draft for Martin Erat and John Mitchell.

[12] Klesla officially ended his NHL career when he returned to his native Czech Republic, signing for a second stint with HC Oceláři Třinec on a two-year contract on June 25, 2014.