Catellus () was a legendary king of the

Britons British people or Britons, also known colloquially as Brits, are the citizens of the United Kingdom of Great Britain and Northern Ireland, the British Overseas Territories, and the Crown dependencies.: British nationality law governs mo ...

, as recounted in

Geoffrey of Monmouth Geoffrey of Monmouth ( la, Galfridus Monemutensis, Galfridus Arturus, cy, Gruffudd ap Arthur, Sieffre o Fynwy; 1095 – 1155) was a British cleric from Monmouth, Wales and one of the major figures in the development of British historiograph ...

's work ''

Historia Regum Britanniae ''Historia regum Britanniae'' (''The History of the Kings of Britain''), originally called ''De gestis Britonum'' (''On the Deeds of the Britons''), is a pseudohistorical account of British history, written around 1136 by Geoffrey of Monmouth. I ...

''. According to Geoffrey, he was the son of King Gerennus and was succeeded by his son, Millus. In some versions of the ''

Brut y Brenhinedd ''Brut y Brenhinedd'' ("Chronicle of the Kings") is a collection of variant Middle Welsh versions of Geoffrey of Monmouth's Latin ''Historia Regum Britanniae''. About 60 versions survive, with the earliest dating to the mid-13th century. Adaptat ...

'', a series of Welsh versions of Geoffrey's ''Historia'', Catellus is succeeded by his son

Coel Coel ( Old Welsh: ''Coil''), also called ''Coel Hen'' (Coel the Old) and King Cole, is a figure prominent in Welsh literature and legend since the Middle Ages. Early Welsh tradition knew of a Coel Hen, a 4th-century leader in Roman or Sub-Rom ...

, who is then succeeded by his own son Porrex II.

References

{{Geoffrey of Monmouth 3rd-century BC rulers Legendary British kings