Starting with letter K
| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 281 | Keiji | Japanese | Governs with discretion. | M | |
| 282 | Keilah | Irish | Lively; aggressive. Variant of Kelly. | M | |
| 283 | Keilan | Gaelic | Slender; fair. | M | |
| 284 | Keillan | Gaelic | Slender; fair. | M | |
| 285 | Keir | Celtic | Dark skinned. | M | |
| 286 | Keir | Gaelic | Dusky; dark-haired. Actor Keir Dullea. | M | |
| 287 | Keir | Irish | Dusky; dark-haired. Famous bearer: actor Keir Dullea. | M | |
| 288 | Keir | Scottish | A surname used occasionally as a first name since the late 19th century. | M | |
| 289 | Keiran | Gaelic | Dusky; dark-haired. | M | |
| 290 | Keiran | Irish | Dusky; dark-haired. | M | |
| 291 | Keitaro | Japanese | Blessed. | M | |
| 292 | Keith | Irish | From the battlefield. | M | |
| 293 | Keith | Scottish | Wood. From the battleground. A surname and place name. | M | |
| 294 | Keith | Welsh | Dwells in the woods. | M | |
| 295 | Kek | Egyptian | God of darkness. | M | |
| 296 | Kelaiah | Biblical | Voice of the Lord; gathering together | M | |
| 297 | Kelan | Irish | Slender. | M | |
| 298 | Kelby | Gaelic | Place by the fountain or spring. | M | |
| 299 | Kelby | German | Dark; dark-haired. | M | |
| 300 | Kelby | Polish | Dark; dark-haired. | M | |