| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Kenan | KEE-nən (English) | Biblical | ||
| Kenaniah | - | Biblical | ||
| Kenanyahu | - | Biblical Hebrew | ||
| Kephas | - | Biblical Greek | ||
| Keren Happukh | - | Biblical Hebrew | ||
| Keren-Happuch | KER-ən HAP-ook (English) | Biblical | ||
| Keturah | ki-TOOR-ə (English), kee-TYOOR-ə (English) | Biblical | ||
| Ketzi'ah | - | Biblical Hebrew | ||
| Kezia | kə-ZIE-ə (English) | Biblical | ||
| Keziah | kə-ZIE-ə (English) | Biblical | ||
| Kleopas | - | Biblical Greek | ||
| Klopas | - | Biblical Greek | ||
| Koresh | - | Biblical Hebrew | ||
| Kreskes | - | Biblical Greek | ||
| Kyros | - | Ancient Greek, Biblical Greek |