| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 261 | Keme | NativeAmerican | Secret Pajackok - thunder (Algonquin). | M | |
| 262 | Kesegowaase | NativeAmerican | Swift (Algonquin). | M | |
| 263 | Kestejoo | NativeAmerican | Slave (Algonquin). | M | |
| 264 | Kimi | NativeAmerican | Secret (Algonquin). | F | |
| 265 | Kineks | NativeAmerican | Rosebud. | F | |
| 266 | Kitchi | NativeAmerican | Brave (Algonquin). | M | |
| 267 | Kiwidinok | NativeAmerican | Of the wind (Chippewa). | F | |
| 268 | Knoton | NativeAmerican | Wind. | M | |
| 269 | Kohana | NativeAmerican | Swift (Sioux). | M | |
| 270 | Kohkahycumest | NativeAmerican | White crow or white antelope (Cheyenne). | M | |
| 271 | Koko | NativeAmerican | Night (Black Foot). | F | |
| 272 | Kokyangwuti | NativeAmerican | Spider woman at middle age (Hopi). | F | |
| 273 | Kolichiyaw | NativeAmerican | Skunk (Hopi). | M | |
| 274 | Koshisigre | NativeAmerican | Variant of Cashesegra: Osage name meaning tracks of a large animal. | M | |
| 275 | Kosumi | NativeAmerican | Fishes for salmon with spear (Miwok). | M | |
| 276 | Kotori | NativeAmerican | Screech owl spirit (Hopi). | M | |
| 277 | Kuckunniwi | NativeAmerican | Little wolf (Cheyenne). | M | |
| 278 | Kuruk | NativeAmerican | Bear (Pawnee). | M | |
| 279 | Kuwanlelenta | NativeAmerican | To make beautiful surroundings (Hopi). | F | |
| 280 | Kuwanyamtiwa | NativeAmerican | Beautiful badger going over the hill (Hopi). | F | |