Willem-Alexander (?w?l?m ?æl???z??nd?) n (Biography) full name Willem-Alexander Claus George Ferdinand. born 1967, king of the Netherlands from 2013Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014