| Name | Gender | Pronounced | Usage |
|---|---|---|---|
| Cyril | SIR-əl (English), SEER-əl (English), TSI-ril (Czech) | English, French, Czech, Slovak | |
| Zephaniah | ze-fə-NIE-ə (English) | Biblical | |
| Beelzebub | bee-EL-zi-bub (English), BEEL-zi-bub (English) | Biblical | |
| FrantiŠEk | - | Czech | |
| Abbe | - | Frisian | |
| Cassius | KASH-əs (English), KAS-ee-əs (English) | Ancient Roman, English |