Will my child share the name Kaius with classmates?

Unlikely. With around 24 UK babies named Kaius per year, your child will almost certainly be the only Kaius in their class, and possibly the only one in the whole school.

Is Kaius becoming more or less popular in the UK?

Kaius has been fairly steady, ranked #1,197 in 2025 against #1,273 in 2020. Its best recorded position was #1,029 in 2022.

Is Kaius a good choice for a distinctive name?

Kaius is a distinctive choice sitting outside the mainstream UK top names. Parents choosing less common names often find their children appreciate the individuality as they grow up, rarely needing to add an initial to distinguish themselves.

Is Kaius a popular baby name in the United States?

Kaius does not appear in the US top 1,000 baby names, making it a distinctively British choice.

👦 Boy's name 💎 Relatively Unique UK #1197

Kaius

🗳️ Add Kaius to a family shortlist

Kaius is a distinctive choice, ranked #1197 in 2025. Your child is likely to be the only Kaius in their class.

💎

UK Rank 2025

#1197

About the Name Kaius

Kaius is steadily gaining in popularity, up 38 places over the past five years. Its best recorded rank was #1029 in 2022, and it currently sits at #1235. The name has been a regular feature in UK records since 2000.

Kaius is uncommon in the UK, so your child is very likely to be the only Kaius in their class.

⭐ Famous People Named Kaius

Kaius Simojoki — Kaius Tito Simojoki is a Finnish professional footballer, playing as a left back for HJK Helsinki.

Biographical summaries are shortened from Wikipedia and are used under the CC BY-SA 4.0 licence; those summaries remain available under that same licence.