| 9175 | Kastel-7 | Ukraine | Kastel Mountain | James Beck | 34.3814 | 44.6419 | — | - | 0 |
| 9174 | Kastel-6 | Ukraine | Kastel Mountain | James Beck | 34.3814 | 44.6419 | — | - | 0 |
| 9173 | Kastel-5 | Ukraine | Kastel Mountain | James Beck | 34.3814 | 44.6419 | — | - | 0 |
| 9172 | Kastel-4 | Ukraine | Kastel Mountain | James Beck | 34.3814 | 44.6419 | — | - | 0 |
| 9171 | Kastel-3 | Ukraine | Kastel Mountain | James Beck | 34.3814 | 44.6419 | — | - | 0 |
| 9170 | Kastel-2 | Ukraine | Kastel Mountain | James Beck | 34.3814 | 44.6419 | — | - | 0 |
| 10006 | Kastel-1 | Ukraine | Kastel Mountain | James Beck | 34.3814 | 44.6419 | CS76395 | 1001 Genomes, Full imputed | 156 |
| 8424 | Kas-2 | India | Kas | Shauna Somerville | 77.0 | 35.0 | CS78905 | Regmap 250k, 1001 Genomes, Full imputed | 742 |
| 7183 | Kas-1 | India | Kas | Shauna Somerville | 77.0 | 35.0 | CS79018 | 1001 Genomes, Full imputed | 7 |
| 9717 | Kardz-2 | BUL | — | 0 | 25.47 | 41.66 | CS76963 | 1001 Genomes, Full imputed | 134 |
| 9708 | Kardz-1 | BUL | — | 0 | 25.35 | 41.62 | CS76962 | 1001 Genomes, Full imputed | 130 |
| 9608 | Karag-2 | Russia | — | 0 | 59.44 | 51.37 | CS76961 | 1001 Genomes, Full imputed | 12 |
| 9617 | Karag-1 | Russia | — | 0 | 59.44 | 51.37 | CS76960 | 1001 Genomes, Full imputed | 12 |
| 764 | Kar-2 | Kyrgyzstan | Karakol | Olivier Loudet | 74.3667 | 42.3 | — | - | 0 |
| 763 | Kar-1 | Kyrgyzstan | Karakol | Olivier Loudet | 74.3667 | 42.3 | CS76522 | 1001 Genomes, Full imputed | 189 |
| 9408 | Kal 1 | Sweden | Kalvaboda | Alison Anastasio | 13.9519 | 56.047 | CS76959 | Regmap 250k, 1001 Genomes, Full imputed | 624 |
| 8314 | Ka-0 | Austria | Ka | Albert Kranz | 14.0 | 47.0 | — | Regmap 250k, Full imputed | 290 |
| 10019 | KZ10 | Kazakhstan | — | — | 54.93 | 48.67 | — | - | 4 |
| 835 | KYG-8 | US | KYG | Kathleen Donohue | -84.5378 | 38.0097 | — | - | 0 |
| 834 | KYG-5 | US | KYG | Kathleen Donohue | -84.5378 | 38.0097 | — | - | 0 |
