| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 761 | Keannen | Irish | Ancient. | M | |
| 762 | Kearn | Irish | Dark. | M | |
| 763 | Kearne | Irish | Dark. | M | |
| 764 | Kearney | Irish | Dark. Surname. | M | |
| 765 | Keary | Irish | From county Kerry. | M | |
| 766 | Keefe | Irish | Handsome. | M | |
| 767 | Keegan | Irish | A thinker; fiery. Form of Hugh. | M | |
| 768 | Keeley | Irish | Variant of Kelly: War. Lively. Aggressive. An Irish surname that has only been used as a first name (either gender) in the latter half of the 20th century. | M | |
| 769 | Keely | Irish | Handsome. | M | |
| 770 | Keenan | Irish | Ancient. | M | |
| 771 | Keene | Irish | Ancient. | M | |
| 772 | Keenon | Irish | Surname. | M | |
| 773 | Kegan | Irish | A thinker; fiery. Form of Hugh. | M | |
| 774 | Keilah | Irish | Lively; aggressive. Variant of Kelly. | M | |
| 775 | Keir | Irish | Dusky; dark-haired. Famous bearer: actor Keir Dullea. | M | |
| 776 | Keiran | Irish | Dusky; dark-haired. | M | |
| 777 | Keith | Irish | From the battlefield. | M | |
| 778 | Kelan | Irish | Slender. | M | |
| 779 | Kellach | Irish | Strife. | M | |
| 780 | Kelleher | Irish | Loving husband. | M | |