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Gwylym

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Gender: Male Meaning of Gwylym: "resolute protection" Origin of Gwylym: Welsh variation of William

The name Gwylym is a boy's name of Welsh origin meaning "resolute protection". Gwylym and is often added to lists like Exoticized Names and discussed in our forums with posts like "Harry Potter House Sorting Name Game".

From the experts:

If you want to go waaaaay beyond William, consider this Welsh form, which can also be spelled Gwilym, Gwilim, or Gwillym.

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