These names have been taken from secondary sources and could be wrongly projected, therefore please recheck with Friends and your family members before naming your child.
| Name | Gender | Meaning | |
| Kabilan | boy | Name of a Saint | U |
| Kadamban | boy | Name of a Poet | U |
| Kadhir | boy | Brilliant; Ray of Light | C |
| KadhirVel | boy | Another name for God Murugan | C |
| KalaiArasan | boy | King of Arts | C |
| KalaMegam | boy | Name of a Poet | U |
| Kalanjiyam | boy | Repository of Wisdom, Wealth, etc | U |
| Kalappan | boy | Brilliant; Ray of Light | U |
| KalathiNathan | boy | Brilliant; Ray of Light | U |
| KaliMuthu | boy | Name of a Poet | U |
| KalviDasan | boy | Learned | U |
| Kamarasan | boy | Unaffected by Desires | VC |
| Kamban | boy | Poet who composed Kamba Ramayanam | U |
| Kandan | boy | God Murugan | U |
| KandaVel | boy | God Murugan | U |
| Kannan | boy | God Kannan; Playful; Merrisome | VC |
| Kannappan | boy | Name of a Poet | C |
| Karikalan | boy | The Chola king known for his Wisdom and Bravery | C |
| Karkodan | boy | Unaffected by Desires | U |
| KarMuhilan | boy | Rain-bearing cloud; Resourceful | U |
| Karuppan | boy | One who is dark (Black is beautiful!) | C |
| Kasinathan | boy | God Sivan | C |
| KathaPerumal | boy | Glorious | U |
| Katran | boy | Well-Learned | U |
| Kavin | boy | Natural Beauty | U |
| KaviriNadan | boy | From the Kaviri (Cauvery) naadu | U |
| Kayilai | boy | Abode of God Sivan | U |
| Keeran | boy | Well-Learned | U |
| Keerthi | boy | Glorious | VC |
| KilliValavan | boy | Well-Learned | U |
| Kolappan | boy | Prince | U |
| Komagan | boy | Prince | U |
| Koman | boy | King | U |
| KoodalAlagar | boy | God Sivan | U |
| Koormadhi | boy | Brilliant | U |
| Koothan | boy | God Sivan; Silled in the Arts | U |
| Kotravan | boy | King | U |
| Kovalan | boy | Hero of Silappathikaram | U |
| Kovendan | boy | King | U |
| KulandaiSami | boy | Another name for God Murugan | C |
| Kumanan | boy | Name of a charitable prince | U |
| KumaraVel | boy | Youthful; Another name for God Murugan | C |
| Kuna | boy | Good Character | C |
| Kunran | boy | God Murugan | U |
| KuppuSami | boy | God Murugan | U |
| Kurumuni | boy | Another name for Agathiyan | U |
| Kutraalan | boy | God Sivan; Presiding Deity of Kutraalam | U |
| Kuyilan | boy | Sweet like Kuyil (Cuckoo) | U |
| Kuppu | boy | Prince | C |
| Kartik | boy | Name of One of the Hindu Months | U |
| Karuna | boy | Kindly | C |
| Kathir | boy | Lotus | U |
| Kapilan | boy | Prince | C |
| Karthik | boy | A Hindu Month; One who Bestows Happiness | U |
| Kesavan | boy | Lord Vishnu | C |
| Komagan | boy | Prince | U |
| Kovalan | boy | Hero of Silappathikaram | C |
| Kumanan | boy | Name of a Charitable Prince | U |
| Kumaran | boy | Lord Muraga; Son of Sivan | C |
| Kandavel | boy | God Murugan | U |
| Karmegam | boy | Rain-bearing Cloud; Resourceful | C |
| Kalaimani | boy | Gem of Arts | U |
| Kumaran | boy | Lord Muraga; Son of Sivan | C |
| Kandavel | boy | God Murugan | U |
| Kumaravel | boy | Lord Muraga; | C |
| Kalaiarasan | boy | King of Arts | U |
| Karthikesan | boy | Good Looking Individuals | C |
| Karthikeyan | boy | Who has Been Brought Up by Krittika | U |
| Karuppasamy | boy | God Karuppasamy | C |
| Karunanidhi | boy | Treasure of Pity | U |
| Kamalaj | boy | Lord Brahama | C |
| Kamal | boy | Lotus | U |
| Kamalesh | boy | Lord of Kamala | C |
| Kamaraja | boy | Lord of Desire | U |
Please comment on the above names. Please point out any errors & also please tell us how common / unique these tamil baby boy names are