| Name | # Entries |
|---|---|
| Karanovic | 21 |
| Konjevic | 21 |
| Kaata | 21 |
| Kunft | 20 |
| Kovalsky | 20 |
| Kalfin | 20 |
| Kannamuller | 20 |
| Kaotal | 20 |
| Karakizi | 20 |
| Karzon | 20 |
| Kaukiainen | 20 |
| Kenneday | 20 |
| Kerema | 20 |
| Kuarpersad | 19 |
| Kabuzi | 19 |
| Kgakana | 19 |
| Kerferd | 19 |
| Kordabade | 19 |
| Kostowski | 19 |
| Krizanec | 19 |
| Kent Smith | 18 |
| Kaymenos | 18 |
| Koufis | 18 |
| Kajongwe | 18 |
| Kasis | 18 |
| Keszeg | 18 |
| Koroly | 18 |
| Kremser | 18 |
| Keveju | 18 |
| Kayayangwa | 17 |
| Khan Surgran | 17 |
| Keletlilwe | 17 |
| Kantoro | 17 |
| Kailaris | 17 |
| Kallastu | 17 |
| Kanongataa | 17 |
| Karakolevski | 17 |
| Karpenkov | 17 |
| Keresztury | 17 |
| Khazaly | 17 |
| Kilgarriff | 17 |
| Krumbeck | 17 |
| Kvassay | 17 |
| Ketch | 16 |
| Kgwathe | 16 |
| Keon Cohen | 16 |
| Kadiwala | 16 |
| Kamunde | 16 |
| Kandrick | 16 |
| Karafylis | 16 |
| Khounthavong | 16 |
| Krithararis | 16 |
| Kusmono | 16 |
| Koutchavils | 16 |
| Kinj | 16 |
| Kelf | 15 |
| Kulashe | 15 |
| Kumarasamy Chetty | 15 |
| Khuvutlu | 15 |
| Kaluza | 15 |
| Kangarloo | 15 |
| Karatasas | 15 |
| Kassoua | 15 |
| Kiling | 15 |
| Kokorovic | 15 |
| Knutzen | 14 |
| Katsi Katsi | 14 |
| Khoror | 14 |
| Kamudu | 14 |
| Karaline | 14 |
| Kaspy | 14 |
| Kassulke | 14 |
| Kewniuk | 14 |
| Khotsakhung | 14 |
| Kostandinovic | 14 |