Cadwaladr, Cadwalader or Cadwallader (with other variant spellings) is a given name and surname of Welsh origin meaning "battle-leader". It was most notably held by Cadwaladr, a seventh-century king of Gwynedd, who was the last Welsh king to claim lordship over all of Britain.

The name is pronounced [kadˈwaladər] in Welsh and typically /kədˈwɒlədər/ in English.

• Cadwaladr ap Cadwallon (633–682), king of Gwynedd
• Cadwaladr ap Gruffydd (c. 1096–1172), third son of Gruffydd ap Cynan, king of Gwynedd
• Cadwaladr ap Rhys Trefnant (fl. 1600), Welsh poet
• Cadwaladr Cesail (fl. 1620), Welsh poet
• Cadwaladr Bryner Jones (1872–1954), Welsh agriculturalist

• Betsi Cadwaladr (1789–1860), Welsh nurse
• Cadfan ap Cadwaladr (c. 1140 – c. 1215), Lord of Ceredigion (son of Cadwaladr ap Gruffydd)
• Dafydd Cadwaladr (1752–1834), Welsh Calvinistic Methodist preacher
• Dilys Cadwaladr (1902–1979), Welsh poet
• Edward Cadwaladr, 16th-century Welsh poet
• Ellis Cadwaladr (fl. 1707–1740), Welsh poet
• Huw Cadwaladr, 17th-century Welsh poet
• Llewellyn Cadwaladr (1857–1909), Welsh operatic tenor
• Rhys Cadwaladr (fl. 1666–1690), Welsh poet
• Carole Cadwalladr, British journalist

This section lists people whose surname is a variant spelling of Cadwaladr other than Cadwalader and Cadwallader, which have their own dedicated pages.

• Roger Cadwallador (1568–1610), English beatified Roman Catholic priest and martyr
• Carole Cadwalladr (born 1969), author and journalist

• Cadwaladr
• Cadwalader (disambiguation)
• Cadwallader (name)
• Cadwallader (disambiguation)
• Betsi Cadwaladr University Health Board
• Cædwalla of Wessex
• Algernon Cadwallader

Name list

This page or section lists people that share the same given name or the same family name.
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