Katharine OFr Caterine, Cateline.Cat-in is a dim. of Cat, a hyp. of Catherine, asis Catel. [Catlin, Katerin, Cattel, Katin]
| Catelin* | 1198 Catlin |
| Katelin* | 1198 Catlin |
| Katelina | 13°, 1275 Catlin |
| Kateline | 1273 (W) |
| Caterina | 1214 Katerin |
| Caterina | 1327 Frisell; 1381 (S: Hwætlác) |
| Catherine | 1591 Townson |
| Katerina | 1208 Katerin; 1275 Catlin; 1299 (S: Wulfwine); 1327 Bellman; 1332 (S:Éastorhild); 14° xiii; 1379 Rastrick; 1428 (W); 1480 Jaggar; 1497 Soothill |
| Katerine | 1437 Gannock; 1450 Seagood; 1502 Skipwith |
| Katerine* | 1286 Katerin |
| Kateryn | 1456 (W) |
| Kateryna | 1296 Blackmer |
| Kateryne | 1524 Cuff |
| Katharine | 1295 Buskens; 1327 Kiddell; 14° xiii |
| Katherine | 1316 Curzon;1325 xl; 1392 Bathurst; 1510 Wenborn; 1516 Chipperfield; 1597 Elesender |
| Katheryn | 1570 Daughters |
| Catel* | 1275, 1279 Cattel |
| Cattle | 1279 Cattel |
| Catin* | 1177 Katin |
| Catin* | 1200 Katin |
| Kit | 1379(W) |
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