In Welsh, name Gwilym means – A Welsh variant of William, meaning resolute protector.. Other origins for name Gwilym include – Welsh, English, German. Name Gwilym is most often used as a boy name or male name.
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In Welsh, name Gwilym means – A Welsh variant of William, meaning resolute protector.. Other origins for name Gwilym include – Welsh, English, German. Name Gwilym is most often used as a boy name or male name.