Date of Birth: 
About Jonas Warrer
- Jonas Warrer (born 22 March 1979) is a Danish sailor in the 49er class who sails with Martin Kirketerp.
- At the 2008 Summer Olympics, they stood to win the gold medal before the final round, but their mast broke shortly before start.
- The Croatian team lent the Danes their boat, and the Danes went on to finish seventh in the round, which would win them the gold medal.
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