Kylee is an American spelling of Kylie, a name from Australia where it is usually traced to a Noongar Aboriginal word for "boomerang"; it is also read as a feminine form of Kyle, from the Scottish Gaelic word for "narrow strait". The -ee spelling matches Kaylee and Rylee and was especially popular in the 2000s. Kylee stood at number 197 in 2000, peaked at number 138 in 2011 and has slipped to number 876 among girls in 2025.