| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Kaleo | - | Hawaiian | ||
| Kalev (1) | - | Estonian | ||
| Kalev (2) | - | Biblical Hebrew | ||
| Kali | KAH-lee (Hinduism) | Hinduism, Bengali, Tamil | ||
| Kalidas | - | Indian, Hindi | ||
| Kalidasa | - | Sanskrit | ||
| Kalin | - | Bulgarian | ||
| Kalina | - | Bulgarian, Macedonian, Polish | ||
| Kalisha | kə-LEESH-ə, kə-LISH-ə | African American (Rare) | ||
| Kalju | - | Estonian | ||
| Kalla | KAL-ə | English (Rare) | ||
| Kallias | - | Ancient Greek | ||
| Kallikrates | - | Ancient Greek | ||
| Kallisto | - | Greek Mythology, Ancient Greek | ||
| Kallistos | - | Ancient Greek |