Girl Name · English Origin
Kailey
Considering Kailey? It is a girl name whose meaning is "Pure hearted", rooted in English naming tradition, and ranks in our Rare popularity tier. Phonetically it shares territory with Kayley.
Kailey meaning, origin, and usage
Meaning: Pure hearted
Origin: English naming roots help connect Kailey to related English baby names.
Pronunciation: Baby Name Studio pronounces Kailey as K·A·I·L·E·Y, with 6 letters and a girl usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Kailey is an uncommon, standout choice in the Rare tier.
Kailey variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Kaileya, Kaileye, Kaileyy, Kaile.
- Nicknames: Kai and K.
- Middle names: Pair Kailey with a middle name that balances its substantial sound; start with the Kailey middle name generator.
- Sibling names: Kayley, Kaley, Keeley, Kaylie, Kailee — full picks on the sibling names for Kailey guide for a cohesive sibset.
- Similar names: Looking for names that sound like Kailey? Browse our names like Kailey guide for phonetic-neighbor picks.
- Explore more: use the Baby Name Explorer, name search, AI name generator, and Baby Name Studio homepage.
Frequently asked about Kailey
What does the name Kailey mean?
Kailey means "Pure hearted" and is of English origin.
What is the origin of Kailey?
Kailey originates in English naming tradition.
How do you pronounce Kailey?
Kailey has 6 letters and is most commonly stressed on the first syllable.
Is Kailey a boy's or girl's name?
Kailey is primarily used as a girl's name in US records.
How popular is Kailey in 2026?
In our 2026 popularity tracker, Kailey sits in the Rare tier — an uncommon, standout choice.
What names are similar to Kailey?
Names that share Kailey's sound and style include Kayley, Kaley, Keeley, Kaylie, Kailee.
What middle names pair well with Kailey?
Good middle-name fits for Kailey pair an opposite syllable rhythm: if Kailey is short, lean longer (e.g. classical or three-syllable middles); if Kailey is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Kailey?
Sibling names that pair naturally with Kailey share its rhythm without rhyming — Kayley, Kaley, Keeley all sit comfortably alongside it on a shortlist.