| Meaning | brave, vigilant |
| Origin | Gaelic, Irish, Modern |
| Gender | gender neutral |
| Opposite gender | Kaycee |
| Popularity | Moderate |
| Length | 6 |
| Syllables | 2 |
| Syllabification | Kay-cee |
Kaycee radiates cheerful energy, bouncing along with an upbeat rhythm that's impossible to ignore. This name choice speaks to parents who value positivity and lightheartedness, who want their child's name to bring smiles. The playful spelling adds personality, giving the name a modern, youthful vibe that feels current and fresh. Boys named Kaycee often embody the name's spirited quality, approaching life with enthusiasm and optimism. There's something approachable and friendly about Kaycee that breaks down barriers quickly. The name doesn't take itself too seriously, which can be a tremendous asset in social situations. It works particularly well for children who are naturally outgoing, though it can also provide a confident boost for quieter personalities. Kaycee balances being distinctive without being difficult—people may ask about the spelling, but they'll remember it. The name carries a certain casualness that fits perfectly with modern parenting philosophies emphasizing fun and joy alongside responsibility and achievement.
| Kay |
| KC |
| Cee |
| Case |
| Kaycee Stroh | American actress and dancer |
| Kaycee Rice | American dancer |
| Kaycee Clark | American reality TV personality |
| Kaycee Feild | American rodeo champion |
| Kaycee Orwig | American baseball player |
| Kaycee Sogard | American professional baseball player |
| Kaycee Toohill | Australian rules footballer |
| Kaycee Key | American politician |
| Kaycee Mitchell | Canadian artist and filmmaker |
| Kaycee Hoover | American singer-songwriter |
| Kaycee Grogan | American television producer |
| Kaycee Madu | Nigerian-Canadian politician |
| Kaycee Garrett | American actor |
| Kaycee Barnes | Canadian ice hockey player |
| Kaycee Alibocas | Filipino basketball player |
| Kaycee De Belen | Filipino actor |
| Kaycee Smith | British-American footballer |
| Kaycee Carbone | American voice actor |
| Kaycee Haynes | American composer |
| Kaycee Yu | Filipino musician |
| Kaycee Shaw | Character from the TV series "Dear White People" |
| Kaycee Dumas | Character from the webcomic "Roomies" |
| Kaycee Jones | Character from the novel "Summer Knight" by Jim Butcher |
| Kaycee Starr | Character from the TV series "American Gothic" |
| Kaycee Briscoe | Character from the book "Hell House" by Richard Matheson |
| Kaycee Woo | Character from the TV series "Gamer's Guide to Pretty Much Everything" |
| Kaycee Fox | Character from the book "The Rehearsal" by Eleanor Catton |
| Kaycee Morgan | Character from the TV series "Carpoolers" |
| Kaycee Sato | Character from the webcomic "Concession" |
| Kaycee Nichols | Character from the TV series "ER" |
| Kaycee Guthrie | Character from the book "Bonk - The Curious Coupling of Science and Sex" by Mary Roach |
| Kaycee Vance | Character from the movie "Sweet Sweetback's Baadasssss Song" |
| Kaycee Ryder | Character from the TV series "The Bill" |
| Kaycee Kirk | Character from the TV series "Workaholics" |
| Kaycee Warner | Character from the TV series "FlashForward" |
| Kaycee Patel | Character from the TV series "Veronica Mars" |
| Kaycee Evans | Character from the book "The Healer" by Dee Henderson |
| Kaycee Tucker | Character from the book "Missing Pieces" by T. R. Graves |
| Kaycee Stone | Character from the TV series "Awake" |