Beli Mawr as a Baby Name. Meaning and Origin of Beli Mawr

What is the meaning of the name Beli Mawr ?

The baby name Beli Mawr is a Male name , 3 syllables long and is pronounced /ˈbɛli maʊr/ (respelling: BEH-lee MOUR).

Beli Mawr is Welsh in Origin.

Beli Mawr is a legendary Welsh name meaning “Beli the Great.” Beli, possibly related to the Celtic theonym Belenus (“bright, shining”), appears in early Welsh genealogies as Beli Mawr ap Manogan, a culture-hero and ancestral figure. In the Mabinogion tale Lludd and Llefelys and in triadic lore, he is father to Lludd Llaw Ereint, Llefelys, and Caswallawn, placing him at the root of Brittonic royal lineages.

As a given name today, Beli is occasionally revived in Wales, while the full epithet Beli Mawr remains literary and honorific rather than everyday usage. Variants and related forms include Belinus (Latinized in Geoffrey of Monmouth), Belenus (a possible cognate in Gaulish religion), and the Irish genealogical name Bile as a parallel. Meaning centers on eminence and radiance: mawr means “great” in Welsh; Beli evokes brightness or lordship, yielding a potent, mythic choice.

⚙ We can't find Beli Mawr in any of the birth registries or name datasets we track. That's typically a sign of a rare name, a regional or traditional one, or a modern coinage. Either way, it's a name very few children share.