Boy Name
Cleatus
Cleatus is a boy's name whose meaning is not firmly attested in the historical record. It is used as a boy's name across several naming traditions, and it is rare in the United States today — outside the SSA top 1,000.
Cleatus — a boy name — is an uncommon, standout choice. If Claudius is on your shortlist, Cleatus belongs in the same conversation.
Cleatus meaning, origin, and usage
Meaning: Cleatus has a distinctive sound and evolving modern usage.
Origin: Multiple naming traditions are associated with this name.
Pronunciation: Baby Name Studio pronounces Cleatus as C·L·E·A·T·U·S, with 7 letters and a boy usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Cleatus is an uncommon, standout choice in the Rare tier.
Cleatus variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Cleatusa, Cleatuse, Cleatusy, Cleatu.
- Nicknames: Clea and C.
- Middle names: Pair Cleatus with a middle name that balances its substantial sound; start with the Cleatus middle name generator.
- Sibling names: Claudius, Cletus, Cletis, Coolidge, Cleophus — full picks on the sibling names for Cleatus guide for a cohesive sibset.
- Similar names: Looking for names that sound like Cleatus? Browse our names like Cleatus 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 Cleatus
What does the name Cleatus mean?
Cleatus has no single meaning that is firmly attested in the historical record. It is used as a boy name in US birth records, and parents usually choose it for its sound rather than a documented meaning.
What is the origin of Cleatus?
The exact origin of Cleatus is debated, but it has been used across multiple naming traditions.
How do you pronounce Cleatus?
Cleatus has 7 letters and is most commonly stressed on the first syllable.
Is Cleatus a boy's or girl's name?
Cleatus is primarily used as a boy's name in US records.
How popular is Cleatus in 2026?
In our 2026 popularity tracker, Cleatus sits in the Rare tier — an uncommon, standout choice.
What names are similar to Cleatus?
Names that share Cleatus's sound and style include Claudius, Cletus, Cletis, Coolidge, Cleophus.
What middle names pair well with Cleatus?
Good middle-name fits for Cleatus pair an opposite syllable rhythm: if Cleatus is short, lean longer (e.g. classical or three-syllable middles); if Cleatus is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Cleatus?
Sibling names that pair naturally with Cleatus share its rhythm without rhyming — Claudius, Cletus, Cletis all sit comfortably alongside it on a shortlist.