Boy Name · Old Persian Origin
Casper
Casper is a boy's name whose meaning is not firmly attested in the historical record. It is a boy's name of Old Persian origin, and it is rare in the United States today — outside the SSA top 1,000.
Origin and meaning: English Wiktionary (CC BY-SA 4.0). Popularity: US Social Security Administration.
Considering Casper? It is a boy name, rooted in Old Persian naming tradition, and ranks in our Rare popularity tier. Phonetically it shares territory with Casimer.
Casper meaning, origin, and usage
Meaning: Casper has a distinctive sound and evolving modern usage.
Origin: Old Persian naming roots help connect Casper to related Old Persian baby names.
Pronunciation: Baby Name Studio pronounces Casper as C·A·S·P·E·R, with 6 letters and a boy usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Casper is an uncommon, standout choice in the Rare tier.
Casper variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Caspera, Caspere, Caspery, Caspe.
- Nicknames: Cas and C.
- Middle names: Pair Casper with a middle name that balances its substantial sound; start with the Casper middle name generator.
- Sibling names: Casimer, Carter, Carver, Caspian, Ceaser — full picks on the sibling names for Casper guide for a cohesive sibset.
- Similar names: Looking for names that sound like Casper? Browse our names like Casper 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 Casper
What does the name Casper mean?
Casper 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 Casper?
Casper originates in Old Persian naming tradition.
How do you pronounce Casper?
Casper has 6 letters and is most commonly stressed on the first syllable.
Is Casper a boy's or girl's name?
Casper is primarily used as a boy's name in US records.
How popular is Casper in 2026?
In our 2026 popularity tracker, Casper sits in the Rare tier — an uncommon, standout choice.
What names are similar to Casper?
Names that share Casper's sound and style include Casimer, Carter, Carver, Caspian, Ceaser.
What middle names pair well with Casper?
Good middle-name fits for Casper pair an opposite syllable rhythm: if Casper is short, lean longer (e.g. classical or three-syllable middles); if Casper is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Casper?
Sibling names that pair naturally with Casper share its rhythm without rhyming — Casimer, Carter, Carver all sit comfortably alongside it on a shortlist.