| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Jana (2) | YAH-nah | Croatian, Serbian | ||
| Janan | - | Arabic | ||
| Janek | YAH-nek (Polish) | Polish, Czech | ||
| JaniČKa | - | Czech | ||
| Janine | zha-NEEN (French), jə-NEEN (English) | French, English, Dutch, German | ||
| Janja | - | Croatian, Serbian | ||
| Janko | - | Slovene, Croatian, Serbian, Slovak | ||
| Janna | YAHN-nah (Dutch, Finnish), JAN-ə (English) | Dutch, Swedish, Finnish, English | ||
| Janneke | YAHN-nə-kə | Dutch | ||
| Jantine | yahn-TEE-nə | Dutch | ||
| Jantje | YAHN-tyə | Dutch | ||
| Januarius | - | Ancient Roman | ||
| Japheth | JAY-fəth (English) | Biblical | ||
| Jaquan | - | African American (Modern) | ||
| Jarah | - | Biblical |