1) Dutch boy name 
Arnout is a German name for boys. The meaning is `power of an eagle` The name is very rarely given inthe United States. The name Arnout is most commonly given to Flemish boys. The name sounds like: Arnott, Arnot, Arnoud Similar names are: Arnou, Adnot, Arnaud, Arnault, Arnett, Arnet, Arnat, Arno, Arnowe, Arnow, Arnoe, Arndt, Arnau, Arnon