Boy Name · Hebrew Origin
Isiah
Isiah is a boy's name whose meaning is not firmly attested in the historical record. It is a boy's name of Hebrew 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.
Isiah — a boy name from the Hebrew tradition — is an uncommon, standout choice. If Isaiah is on your shortlist, Isiah belongs in the same conversation.
Isiah meaning, origin, and usage
Meaning: Isiah has a distinctive sound and evolving modern usage.
Origin: Hebrew naming roots help connect Isiah to related Hebrew baby names.
Pronunciation: Baby Name Studio pronounces Isiah as I·S·I·A·H, with 5 letters and a boy usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Isiah is an uncommon, standout choice in the Rare tier.
Isiah variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Isiaha, Isiahe, Isiahy, Isia.
- Nicknames: Isi and I.
- Middle names: Pair Isiah with a middle name that balances its substantial sound; start with the Isiah middle name generator.
- Sibling names: Isaiah, Izaiah, Issa, Isai, Isha — full picks on the sibling names for Isiah guide for a cohesive sibset.
- Similar names: Looking for names that sound like Isiah? Browse our names like Isiah 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 Isiah
What does the name Isiah mean?
Isiah 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 Isiah?
Isiah originates in Hebrew naming tradition.
How do you pronounce Isiah?
Isiah has 5 letters and is most commonly stressed on the first syllable.
Is Isiah a boy's or girl's name?
Isiah is primarily used as a boy's name in US records.
How popular is Isiah in 2026?
In our 2026 popularity tracker, Isiah sits in the Rare tier — an uncommon, standout choice.
What names are similar to Isiah?
Names that share Isiah's sound and style include Isaiah, Izaiah, Issa, Isai, Isha.
What middle names pair well with Isiah?
Good middle-name fits for Isiah pair an opposite syllable rhythm: if Isiah is short, lean longer (e.g. classical or three-syllable middles); if Isiah is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Isiah?
Sibling names that pair naturally with Isiah share its rhythm without rhyming — Isaiah, Izaiah, Issa all sit comfortably alongside it on a shortlist.