Willem

King Willem I of the Netherlands in 1819. Willem is the given and regnal name of the first three kings of the Netherlands.
Pronunciation	Dutch: [ˈʋɪləm] Afrikaans: [ˈvələm]
Gender	Male
Language(s)	Dutch
Language(s)	German
Meaning	Vehement protector
Region of origin	Belgium, Netherlands
Variant form(s)	Guillaume, Wilhelm, Wilhelmus, William
Nickname(s)	Jelle, Pim, Willie, , Wim
Derived	Wil () + helm (helmet, protection)
Related names	Wilhelmina, Willems
Popularity	see popular names

Willem (Dutch pronunciation: [ˈʋɪləm]) is a Dutch and West Frisian masculine given name. The name is Germanic, and can be seen as the Dutch equivalent of the name William in English, Guillaume in French, Guilherme in Portuguese and Wilhelm in German. Nicknames that are derived from Willem are Jelle, Pim, Willie, and Wim.