Girl Name
Masako
Masako is a girl's name whose meaning is not firmly attested in the historical record. It is used as a girl's name across several naming traditions, and it is rare in the United States today — outside the SSA top 1,000.
Considering Masako? It is a girl name, and ranks in our Rare popularity tier. Phonetically it shares territory with Michiko.
Masako meaning, origin, and usage
Meaning: Masako has a distinctive sound and evolving modern usage.
Origin: Multiple naming traditions are associated with this name.
Pronunciation: Baby Name Studio pronounces Masako as M·A·S·A·K·O, with 6 letters and a girl usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Masako is an uncommon, standout choice in the Rare tier.
Masako variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Masakoa, Masakoe, Masakoy, Masak.
- Nicknames: Mas and M.
- Middle names: Pair Masako with a middle name that balances its substantial sound; start with the Masako middle name generator.
- Sibling names: Michiko, Moises, Mariko, Moses, Marko — full picks on the sibling names for Masako guide for a cohesive sibset.
- Similar names: Looking for names that sound like Masako? Browse our names like Masako 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 Masako
What does the name Masako mean?
Masako has no single meaning that is firmly attested in the historical record. It is used as a girl name in US birth records, and parents usually choose it for its sound rather than a documented meaning.
What is the origin of Masako?
The exact origin of Masako is debated, but it has been used across multiple naming traditions.
How do you pronounce Masako?
Masako has 6 letters and is most commonly stressed on the first syllable.
Is Masako a boy's or girl's name?
Masako is primarily used as a girl's name in US records.
How popular is Masako in 2026?
In our 2026 popularity tracker, Masako sits in the Rare tier — an uncommon, standout choice.
What names are similar to Masako?
Names that share Masako's sound and style include Michiko, Moises, Mariko, Moses, Marko.
What middle names pair well with Masako?
Good middle-name fits for Masako pair an opposite syllable rhythm: if Masako is short, lean longer (e.g. classical or three-syllable middles); if Masako is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Masako?
Sibling names that pair naturally with Masako share its rhythm without rhyming — Michiko, Moises, Mariko all sit comfortably alongside it on a shortlist.