| Kallias | | - | Ancient Greek | |
| Kallikrates | | - | Ancient Greek | |
| Kallisto | | - | Greek Mythology, Ancient Greek | |
| Kallistos | | - | Ancient Greek | |
| Kallistrate | | - | Ancient Greek | |
| Kaloyan | | - | Bulgarian | |
| Kalpana | | - | Indian, Hindi, Marathi, Tamil, Kannada, Telugu, Nepali | |
| Kalyan | | - | Indian, Hindi, Bengali, Telugu | |
| Kalyana | | - | Indian, Telugu | |
| Kalyani | | - | Hinduism, Indian, Telugu, Marathi, Hindi | |
| Kalyna | | kah-LI-nah | Ukrainian (Rare) | |
| Kalysta | | kə-LIS-tə | English (Rare) | |
| Kamakshi | | - | Hinduism, Indian, Hindi | |
| Kamal (1) | | - | Arabic | |
| Kamal (2) | | - | Indian, Hindi, Marathi, Bengali, Gujarati, Punjabi, Tamil, Telugu, Kannada, Malayalam, Nepali | |