US Popularity Rank: 6957

Origin: Welsh

Meaning: Slender; Pretty; Traditional Irish dancing session

Those looking to pay tribute to baby's Welsh roots can make room at the top of their list for the girl's name Kaily, meaning "slender" and "pretty." As the rarer form of Kailey and Kayly, it'll give baby an edge, allowing them to stand out in the crowd. Kaily derives from the Welsh name Cai and the English surname Lee, blending to create something completely unique and utterly adorable. Little ones with Irish heritage will also love this name because of its connection to the word céilí, meaning "traditional Irish dancing session."