Yeah its a typicly (sp) Dutch name it has it's origin in Germania (not to be confused with modern day Germany)
All forngeirs have problems pronouncing it. The way you do it in English would be "Wau-ter" and don't swallow the R but let it roll (I know this is hard to do for most people)
haha thats funny cause I was going to say my name is Tim nobody do the South Park thing, but its all good. I get that shit all the time. At least im not asked where Lassie is anymore.