| Meaning | vigilant, alert |
| Origin | English, Gaelic, Modern |
| Gender | gender neutral |
| Opposite gender | Kaycee |
| Popularity | Moderate |
| Length | 6 |
| Syllables | 2 |
| Syllabification | Kay-cee |
Kaycee bubbles with personality and spunk, offering a contemporary feel with lasting appeal. The "K" spelling adds edge and modernity to familiar sounds, creating something that feels both recognizable and fresh. This name suggests someone outgoing and confident, someone who isn't afraid to be themselves. Kaycee has a casual, approachable quality that makes people feel instantly comfortable. It's the kind of name that works equally well on a soccer field, in a classroom, or eventually in a professional setting. The straightforward pronunciation means no constant corrections or explanations, while the spelling variation provides just enough uniqueness. Kaycee feels distinctly American in its style, carrying that can-do spirit and friendly optimism. It's cute for a child but transitions smoothly into adulthood without feeling diminutive or overly youthful.
| Kay |
| KC |
| Cee |
| Casey |
| Kace |
| KayCee Stroh | American actress and dancer from "High School Musical" |
| Kaycee Rice | Talented dancer and social media influencer |
| Kaycee Feild | Professional rodeo athlete and barrel racer |
| Kaycee Orwig | American softball player and NCAA record holder |
| Kaycee Wells | Canadian track and field athlete specializing in hurdles |
| Kaycee Salamanca | Filipino-American social media personality |
| KayCee Madu | Canadian politician, lawyer, and Minister of Justice |
| Kaycee Bawdon | American fashion model and blogger |
| Kaycee Alama | Filipina singer and member of the girl group MNL48 |
| Kaycee Rogaczewski | American soccer player |
| Kaycee Guscott | British television presenter and journalist |
| Kaycee Clark | Australian middle-distance runner |
| Kaycee Sogard | Professional softball player and NCAA record holder |
| Kaycee Mak | Hong Kong singer and actress |
| Kaycee Trihn | Vietnamese-Australian actress |
| Kaycee Everard | Australian field hockey player |
| Kaycee McCoy | American soccer player |
| Kaycee Veale | Canadian volleyball player |
| Kaycee Ceniza | Filipina beauty queen and model |
| Kaycee Wilson | Main character in the novel "Kaycee's Tattered Spirit" |
| Kaycee Turner | Detective in a popular mystery book series |
| Kaycee Barnes | Teenage protagonist in a coming-of-age novel |
| Kaycee Johnson | Adventurous space explorer in a sci-fi series |
| Kaycee Morgan | Fictional journalist investigating supernatural events |
| Kaycee Anderson | High school student with telekinetic abilities in a fantasy story |
| Kaycee Adams | Secret agent and spy in a thrilling spy novel |
| Kaycee Mitchell | Time-traveling historian in a historical fiction series |
| Kaycee Sullivan | Romantic lead in a contemporary romance novel |
| Kaycee Greene | Witty and resourceful character in a mystery adventure |
| Kaycee Simmons | Powerful sorceress in a fantasy world |
| Kaycee Lawson | Young girl with a unique connection to animals in an animal-themed story |
| Kaycee Evans | Inspirational figure overcoming challenges in a drama series |
| Kaycee Roberts | Superheroine with elemental powers in a comic book series |
| Kaycee Ramirez | Adventurous archaeologist in a treasure hunting story |
| Kaycee Williams | Genius inventor and scientist in a steampunk tale |
| Kaycee Tate | Talented musician pursuing her dreams in a musical novel |
| Kaycee Parker | Survivor in a post-apocalyptic adventure |
| Kaycee Rivers | Fictional singer-songwriter in a music-themed narrative |
| Kaycee Cooper | Artistic and imaginative character in a children's book |