From 2006 to 2010, he played for the RC Orléans in the Fédérale 1, alongside two other German internationals, the brothers Matthieu and Guillaume Franke.
[1] Widiker was born 27 April 1982 in Kustanay, Soviet Union (present day Kostanay, Kazakhstan), as one of three children, as an ethnic German.
He played for the German Under-17 and Under-19 team, taking part in two world championships, before making his debut for the senior side on 21 October 2001 against Sweden.
[1] Before moving to France, Widiker, who has been playing rugby since 1994, won two German championships with his former club, SC Neuenheim, in 2003 and 2004.
[7] Widiker retired from international rugby after a record 58 games for Germany after a 76–12 win against the Czech Republic in April 2014, citing increased personal and business commitments as his reason.