Date of Birth: 
Place of Birth: Chamonix-Mont-Blanc, Auvergne-Rhône-Alpes, France
About Jan Ducroz
- Jan Henri Ducroz (born 6 May 1971) is an internationally elite curler from Chamonix, France.He made his World Championship debut at the 2007 Ford World Men's Curling Championship with a team skipped by Thomas Dufour.
- The team finished the round robin competition with a 6 - 5 record and in a four way tie for fourth place.
- They lost their tiebreaker against Team Sweden skipped by Peja Lindholm.
- In 2008 he returned to the World Championships with the same team and again ended the round robin portion with a 6 - 5 record, this time to finish in fifth place.
- Team Dufour's third trip to the world championships was less successful.
- They finished with a 4 - 7 record and in eighth place; however, it was good enough to earn a spot for Team France at the 2010 Vancouver Olympics. Jan Henri Ducroz is officially listed as the Second for Team France at the Olympics; however, at some competitions he has thrown Lead stones.His profession outside of curling is as a Ski Resort Owner.
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