| Keller | Occupier of the cellar or cellar dweller, a surname likely derived from a person's occupation or residence. |
| Kellett | Kellett is a surname of Irish origin, derived from the Gaelic word 'ceallach,' meaning 'warrior' or 'brave one'. |
| Kelsea | "Variant of Kelsie, Kelsy" |
| Kerin | Alternate Spelling: Corinne. Maiden. |
| Kerrington | Kerrington is a surname of English origin, derived from 'kirk' meaning church and 'ton' meaning town or settlement. |
| KeviYon | A modern name meaning handsome one. |
| Kevra | "Beautiful, Handsome. Feminine form of Kevin." |
| Keylan | Keylan is a variant of Kaylan, derived from Celtic, meaning 'slender' or 'fair-haired warrior'. |
| Keyser | Derived from the title emperor. |
| Khloe | Variant of Chloe |
| Khushi | Filled with happiness; Happiness |
| Khyianna | Khyianna is a variant of Khiana, derived from Sanskrit, meaning 'beautiful' or 'lovely'. |
| Khyl | Another form from kyle |
| Kiamesha | A beautiful, unique flower. |
| Kiarra | Bright; Famous; Princess; Dark; Clear |
| Kieley | Variation of Kaylee, means 'slender' or 'narrow' in Irish, also associated with 'laurel tree'. |
| Kiersten | A follower of the Christian faith. |
| Kierstyn | "Variant of Christina, Cristina, Krystina." |
| Kiirsten | Kiirsten is a variant of Kirsten, derived from the Old Norse name Kirstin, meaning 'follower of Christ'. |
| Kimberlynn | Combination of Kimberly, meaning royal crown, and Lynn, meaning water or lake, symbolizing a regal and serene nature. |
| Kimssy | Kimssy is a variant of Kimberly, derived from the Old English words 'cyne' meaning royal and 'brycg' meaning bridge. |
| Kinlyn | Variant of Mckinley. |
| Kinser | Variant of Kingsley, derived from Old English 'cyng' meaning king and 'leah' meaning clearing or meadow. |
| Kloie | Kloie is a variant of Chloe, meaning 'blooming' or 'flourishing', derived from the Greek word chloē. |
| Kobi | Kobi is a Hebrew name meaning 'heart' or 'rebellious' and is often associated with strength and courage. |
| Kohlvin | Kohlvin is a variant of Kohlwin, a German surname meaning 'coal valley' or 'coal settlement'. |
| Kolleea | Variant for Kolee |
| Konnor | Variant of Connor. |
| Korah | Meaning baldness or ice sheet. |
| Koral | Derived from the sea gemstone. |
| Koren | Koren is a Hebrew name meaning 'branch' or 'stem', symbolizing growth and connection. |
| Korey | Deep Hollow, Ravine, Seething Pool |
| Korri | Variant of Cory. Ravine. |
| Kortniey | Caring and honest. |
| Kourtnee | One from the courtly area. |
| Krin | "Beautiful, loving, known for her good personality." |
| Kristian | Christ Bearer; Follower of Christ; Anointed |
| Krystna | Alternate Spelling: Christina. |
| Kygan | Kygan is a variant of Kygano, derived from the Mongolian word for 'strong' or 'powerful'. |
| KyiLee | Kyilee is a variant of Kaylee, meaning 'slender' or 'narrow' in Old English, also associated with 'laughing'. |