| Meaning | curly-haired |
| Origin | Irish |
| Gender | gender neutral |
| Opposite gender | Kassidy |
| Popularity | Moderate |
| Length | 7 |
| Syllables | 3 |
| Syllabification | Kas-si-dy |
Energetic and spirited, Kassidy brings a lively, dynamic quality to any introduction. The name projects confidence and approachability, with its strong consonants balanced by soft vowel sounds. Kassidy has gained popularity for good reason—it manages to feel both fresh and familiar, offering the comfort of recognition without being overly common. The alternative spelling with 'K' adds personality and distinction, setting it apart from more traditional versions. This name suits an active, outgoing personality while remaining versatile enough for any path in life. Its contemporary feel ensures it won't feel dated, making Kassidy a practical yet spirited choice for modern families.
| Kass |
| Kassie |
| Sid |
| Siddy |
| Kassy |
| Kassidy Sauvé | Canadian ice hockey goaltender |
| Kassidy Shumway | American actress and producer |
| Kassidy Leigh Cook | American singer-songwriter |
| Kassidy Osborn | American country music artist |
| Kassidy Fitzpatrick | Australian field hockey player |
| Kassidy Ingram | British actress and singer |
| Kassidy Krupit | American artist and illustrator |
| Kassidy Cook | Canadian gymnast |
| Kassidy Keith | Canadian equestrian athlete |
| Kassidy Kanner | American entrepreneur and founder of a tech company |
| Kassidy Mefford | American softball player |
| Kassidy Fischer | American surfer |
| Kassidy Gorman | Australian mountain biker |
| Kassidy Brown | American documentary filmmaker |
| Kassidy Rogers | British journalist and news anchor |
| Kassidy Woods | American track and field athlete |
| Kassidy Lane | Main character in a romance novel series |
| Kassidy McCoy | Adventurous archaeologist in a video game series |
| Kassidy Hart | Witch protagonist in a fantasy book series |
| Kassidy Flynn | Space explorer in a sci-fi movie |
| Kassidy Rivers | Troublesome teenager in a coming-of-age novel |
| Kassidy Morgan | Spy agent in a spy-action TV series |
| Kassidy Clarke | Time traveler in a futuristic novel |
| Kassidy Olsen | Magical princess in an animated fantasy series |
| Kassidy Cruz | Street-smart detective in a crime drama show |
| Kassidy Diaz | Musician in a young adult novel about rock bands |
| Kassidy Turner | Tech-savvy hacker in a cyberpunk story |
| Kassidy Reeves | Artistic prodigy in a drama film |
| Kassidy Blackwood | Vampire protagonist in a paranormal romance book |
| Kassidy Steele | Robot companion in a futuristic graphic novel |
| Kassidy Mitchell | Supernatural investigator in a mystery series |
| Kassidy Barker | Survivor in a post-apocalyptic novel |
| Kassidy Hill | Time-traveling historian in a steampunk adventure |
| Kassidy Murphy | Zombie hunter in a horror video game |
| Kassidy Stone | Superheroine in a comic book series |