| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| JŪLIJA | - | Latvian | ||
| JÁZMIN | YAHZ-meen | Hungarian | ||
| JÓHANNA | - | Icelandic | ||
| JÓNA | - | Icelandic | ||
| JÓRUNNR | - | Ancient Scandinavian | ||
| JÓZEFA | yuw-ZEF-ah | Polish | ||
| JÓZEFINA | - | Polish | ||
| JÖRDIS | - | German | ||
| JÚLIA | ZHOO-lyə (Portuguese), YOO-lee-aw (Hungarian) | Portuguese, Catalan, Hungarian, Slovak | ||
| JAANA | YAH:-nah | Finnish | ||
| JACI | - | English | ||
| JACINDA | - | English (Rare) | ||
| JACINTA | hah-THEEN-tah (Spanish), hah-SEEN-tah (Latin American Spanish) | Spanish, Portuguese | ||
| JACINTH | JAY-sinth, JAS-inth | English (Rare) | ||
| JACINTHA | yah-SIN-tah | Dutch (Rare) |