| Given name and Variants | Diminutives | English form |
| Artur | Tuur Aert | Arthur |
| Helinus | Hellin Hellequin | Helain |
| Iwein Ywein | Yweinkin Weynkin Yeuwain | Uwain |
| Judocus | Joos Jois Joes Joeskin Jossaert |
Breton Joyce |
| Lanceloot Lanseloet Lanseloot | Lancelot | |
| Merlijn Merlin | Merlin | |
| Percevaal Persevaal Perchevael | Perche Pertse Pertskin | Percival |
| Tristram Tryestram Tristan Triestan | Tram Trammekin | Tristan |
| Vivien | Vivian | |
| Winocus Wihenoc Winnoc |
Breton |
| Stanislaus | Stanny | Slavic |
| Isolde Ysalde | Ysoeie Yzoeye Zoeye Zoeykin Zoeytkin | Isolde/Iseult |
This collection of names was compiled by Kate Monk and is ©1997, Kate Monk.
Copies may be made for personal use only.