| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| JACENTY | yah-TSEN-ti | Polish (Rare) | ||
| JACHIN | JAY-kin (English) | Biblical | ||
| 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) | ||
| JACINTHE | zha-SENT | French | ||
| JACINTO | hah-THEEN-to (Spanish), hah-SEEN-to (Latin American Spanish) | Spanish, Portuguese | ||
| Jack | [dʒæk] | |||
| JACK | JAK | English | ||
| JACKALYN | - | English (Rare) | ||
| JACKI | JAK-ee | English | ||
| Jackie | ['dʒæki] | |||
| JACKIE | JAK-ee | English |