| # | Name | Origin | Meaning | Gender | Save |
|---|---|---|---|---|---|
| 4081 | Katheryn | English | Variant of Katherine. Pure. | F | |
| 4082 | Kathleen | English | Variant of Katherine. Pure. | F | |
| 4083 | Kathrine | English | Variant of Katherine. Pure. | F | |
| 4084 | Kathryn | English | Variant of Katherine. Pure. | F | |
| 4085 | Kathrynn | English | Variant of Katherine. Pure. | F | |
| 4086 | Kathy | English | This diminutive of Catherine or Kathleen is sometimes used as an independent name. Form of the Greek Catherine meaning pure. | F | |
| 4087 | Kathy | English | Variant of Katherine. 'Pure.'. | M | |
| 4088 | Katie | English | Variant of Katherine. Pure. | F | |
| 4089 | Katilyn | English | English abbreviation of Katherine. Pure. | F | |
| 4090 | Katlin | English | Medieval English form of the Irish Caitlin. Pure. | F | |
| 4091 | Katlyn | English | Medieval English form of the Irish Caitlin. Pure. | F | |
| 4092 | Katlynn | English | Medieval English form of the Irish Caitlin. Pure. | F | |
| 4093 | Katlynne | English | Medieval English form of the Irish Caitlin. Pure. | F | |
| 4094 | Katlynne | English | Medieval English form of the Irish Caitlin. 'Pure'. | M | |
| 4095 | Katrina | English | Variant of Katherine. Pure. | F | |
| 4096 | Kay | English | Keeper of the keys (when used as a stand-alone first name). Also a diminutive of any feminine name beginning with K. | F | |
| 4097 | Kay | English | Variant of the Latin: Gaius; an alternative spelling of Cai. Sir Kay was a knight of King Arthur's Round Table. The name Kay also appeared in Hans Christian Andersen's story 'The Snow Queen'. | M | |
| 4098 | Kayana | English | Variant of Kay: keeper of the keys; pure. | F | |
| 4099 | Kayanna | English | Variant of Kay: keeper of the keys; pure. | F | |
| 4100 | Kayce | English | Modern Kacie and variants are phonetic forms of the initials K. C. or variants of the Irish name Casey 'alert; vigorous. '. | F | |