| Jon (2) | | JAHN | English | |
| JonÁŠ | | - | Czech, Slovak | |
| Jonah | | JO-nə (English) | English, Biblical | |
| Jonas (2) | | YO-nahs (German), JO-nəs (English) | Swedish, Norwegian, Danish, German, Dutch, Biblical | |
| Jonatan | | YO-nah-tahn (German) | Spanish, Swedish, Norwegian, Danish, German | |
| Jonathan | | JAHN-ə-thən (English), YO-nah-tahn (German) | English, German, Swedish, Norwegian, Danish, Dutch, French, Biblical | |
| Jonathon | | JAHN-ə-thən | English | |
| Jone (1) | | - | Basque | |
| Jonelle | | - | English (Rare) | |
| Jonette | | - | English (Rare) | |
| Joni (1) | | JO-nee | English | |
| Joni (2) | | YO-nee | Finnish | |
| Jonie | | - | English | |
| Jonna | | YON-nah (Finnish) | Danish, Swedish, Finnish | |
| Jonny | | JAHN-ee | English | |