Boy name · Dutch
Willem
“resolute protector”
Vibes
Common nicknames
Short-forms and diminutives parents often use for Willem.
Explore Willem further
Similar-feel alternatives, or middle-name candidates that pair well with Willem — both ranked by the same scoring system (vibe overlap, syllable rhythm, origin compatibility).
About the name
Willem is the Dutch William — Germanic wil, will or desire, and helm, helmet or protection. Willem van Oranje led the revolt against Spain and is on the Dutch national anthem, which is sung in the first person as him.
The current king is Willem-Alexander, so unlike most old royal names this one is in active use at the top rather than preserved in aspic.
Two syllables, said VIL-lem in Dutch, WIL-um in English. Wim is the Dutch short form and is a different name to English ears. On our vibe map it is Heirloom.
More Dutch names
Willem sits in our Dutch set — these share its roots.
All Dutch names →Willem — common questions
Is Willem a boy or girl name?
Willem is traditionally a boy name of Dutch origin.
What does the name Willem mean?
Willem means “resolute protector” of Dutch origin. Willem is the Dutch William — Germanic wil, will or desire, and helm, helmet or protection. Willem van Oranje led the revolt against Spain and is on the Dutch national anthem, which is sung in the first person as him.
Where does the name Willem come from?
Willem is Dutch in origin. The current king is Willem-Alexander, so unlike most old royal names this one is in active use at the top rather than preserved in aspic.
What are common nicknames for Willem?
Wim and Will — the short-forms parents most often use for Willem.
How popular is Willem?
Willem did not make the top 1,000 boys' names in US Social Security Administration data for 2025, which makes it genuinely rare in the US.
Bring the name into the room
A couple of nice things named Willem you might want for the nursery.