| Kuldeep | | - | Indian (Sikh) | |
| Kumar | | - | Indian, Hindi, Marathi, Bengali, Assamese, Odia, Gujarati, Punjabi, Tamil, Telugu, Malayalam, Kannad | |
| Kumaran | | - | Tamil, Indian, Malayalam | |
| Kumari | | - | Hinduism, Indian, Hindi, Telugu | |
| Kunal | | - | Indian, Hindi, Marathi, Bengali, Gujarati, Punjabi | |
| Lakshman | | - | Indian, Hindi, Telugu, Tamil, Marathi | |
| Lakshmi | | LUKSH-mee (Hinduism) | Hinduism, Indian, Telugu, Kannada, Tamil, Malayalam, Marathi, Hindi | |
| Lal | | - | Indian, Hindi, Nepali | |
| Lalit | | - | Indian, Hindi, Marathi | |
| Lalita | | - | Hinduism, Indian, Hindi, Marathi | |
| Lalitha | | - | Tamil, Indian, Malayalam, Telugu | |
| Lata | | - | Indian, Hindi, Marathi | |
| Lavanya | | - | Indian, Hindi, Telugu, Tamil | |
| Laxman | | - | Indian, Marathi, Hindi, Telugu | |
| Laxmi | | - | Indian, Telugu, Marathi, Hindi, Nepali | |