Klokker was selected to captain Denmark in the World Cup Qualifier in South Africa, where he made seven List A appearances, including his final appearance to date in that format, against Oman. He scored 140 runs during the tournament at average of 20.00, with a high score of 77 which came against the United Arab Emirates. Denmark failed to qualify for the 2011 World Cup and finished the tournament in 16th and last place.
During the 2009 English domestic season, Klokker made two first-class appearances for Derbyshire against Kent and Surrey, scoring 53 runs with a high score of 32 not out. These were his final appearances for the county, having made a total of eight first-class appearances for Derbyshire, scoring 384 runs at an average of 32.00, while taking 16 catches. With his opportunities limited at Derbyshire, he also appeared in Minor counties cricket for Suffolk in this season, making his debut Staffordshire in the MCCA Knockout Trophy, making three further appearances in that season's competition, plus a single appearance in the Minor Counties Championship against Lincolnshire.