Gasselternijveenschemond,
1. Arnold van Calker (1976)
Dutch Bobsledder
Oltman Jan van Calker is a Dutch bobsledder who has competed since 1999. His best World Cup finish was second in the four-man event Königssee Germany in January 2009. Van...
2. Edwin van Calker (1979)
Dutch Bobsledder
Edwin van Calker is a Dutch bobsledder who has competed since 2001. His best Bobsleigh World Cup finish was third in the two-man event at St. Moritz in January 2010....