Boy Name · Germanic Origin
Gustav
Gustav is a boy's name whose meaning is not firmly attested in the historical record. It is a boy's name of Germanic 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.
Gustav — a boy name from the Germanic tradition — is an uncommon, standout choice. If Gustavo is on your shortlist, Gustav belongs in the same conversation.
Gustav meaning, origin, and usage
Meaning: Gustav has a distinctive sound and evolving modern usage.
Origin: Germanic naming roots help connect Gustav to related Germanic baby names.
Pronunciation: Baby Name Studio pronounces Gustav as G·U·S·T·A·V, with 6 letters and a boy usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Gustav is an uncommon, standout choice in the Rare tier.
Gustav variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Gustava, Gustave, Gustavy, Gusta.
- Nicknames: Gus and G.
- Middle names: Pair Gustav with a middle name that balances its substantial sound; start with the Gustav middle name generator.
- Sibling names: Gustavo, Gustave, Gustaf, Gust, Gaston — full picks on the sibling names for Gustav guide for a cohesive sibset.
- Similar names: Looking for names that sound like Gustav? Browse our names like Gustav 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 Gustav
What does the name Gustav mean?
Gustav 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 Gustav?
Gustav originates in Germanic naming tradition.
How do you pronounce Gustav?
Gustav has 6 letters and is most commonly stressed on the first syllable.
Is Gustav a boy's or girl's name?
Gustav is primarily used as a boy's name in US records.
How popular is Gustav in 2026?
In our 2026 popularity tracker, Gustav sits in the Rare tier — an uncommon, standout choice.
What names are similar to Gustav?
Names that share Gustav's sound and style include Gustavo, Gustave, Gustaf, Gust, Gaston.
What middle names pair well with Gustav?
Good middle-name fits for Gustav pair an opposite syllable rhythm: if Gustav is short, lean longer (e.g. classical or three-syllable middles); if Gustav is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Gustav?
Sibling names that pair naturally with Gustav share its rhythm without rhyming — Gustavo, Gustave, Gustaf all sit comfortably alongside it on a shortlist.