Lleu \ll-leu\ as a boy's name is of Welsh origin, and the meaning of Lleu is "shine". Derived from an ancient Celtic diety, known in Old Irish as Lugh and in Gaulish as Lugus. In Welsh legend the name was borne by a well-loved hero known as Lleu Skillful Hands.

Lleu has 2 variant forms: Lugh and Lugus.

For more information, see also the related name Llewellyn.

Baby names that sound like Lleu are Lee, Le-, Leo, Lea, Le, Lou, Lew and Loew.