| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 101 | Caddock | Welsh | War-ready; battle sharp. | M | |
| 102 | Cade | Welsh | Diminutive of Cadell: Small battle; spirit of the battle. | M | |
| 103 | Cadel | Welsh | Variant of Cadell: Small battle; spirit of the battle. | M | |
| 104 | Cadell | Welsh | Small battle; spirit of the battle. | M | |
| 105 | Cadellin | Welsh | Legendary father of Gweir. | M | |
| 106 | Caden | Welsh | Spirit of battle. See also Kade. | M | |
| 107 | Cadman | Welsh | Warrior. | M | |
| 108 | Cadmon | Welsh | Warrior. | M | |
| 109 | Cadwalader | Welsh | Variant of Cadwaladr: War leader; battle leader. | M | |
| 110 | Cadwaladr | Welsh | Battle leader. This name dates back to the 7th century. More commonly used as a surname than a first name in the present day. | M | |
| 111 | Cadwaladyr | Welsh | Variant of Cadwaladr: War leader; battle leader. | M | |
| 112 | Cadwallader | Welsh | Battle leader. This name dates back to the 7th century. More commonly used as a surname than a first name in the present day. | M | |
| 113 | Cadwallen | Welsh | Battle disolver. Also a variant of Cadwallon: Arranges the battle. | M | |
| 114 | Cadwallon | Welsh | Arranges the battle. | M | |
| 115 | Cadwgawn | Welsh | Legendary son of Iddon. | M | |
| 116 | Cadwr | Welsh | Legendary son of Gwlyon. | M | |
| 117 | Cadwy | Welsh | Legendary son of Gereint. | M | |
| 118 | Cadyryeith | Welsh | Well spoken. | M | |
| 119 | Caer Llion | Welsh | From Caerleon. | M | |
| 120 | Caerau | Welsh | From the castle. | M | |