Roith also qualified for the 2011 PDC World Darts Championship through the European order of merit, though he lost in the first round 3–0 to Dennis Priestley.
[1] He represented Germany with Jyhan Artut in the 2012 World Cup of Darts and together they were beaten 3–1 by the United States in the second round.
[2] In June, he earned a place in the German Darts Championship in Berlin by defeating Sven Mehl and Tomas Seyler in the Home Nation Qualifier.
[4] In October, Roith beat Lars Erkelenz and Michael Rosenauer in the European Qualifier for the Dutch Darts Masters, but was whitewashed 6–0 by Vincent van der Voort in the first round.
[5] In an attempt to reach the 2013 World Championship, Roith lost in the quarter-finals of the Qualifier 5–3 to Stuart Kellett.