Zosia

Did you know?

A few things about Zosia you might not know, from US birth records and Wikipedia. Handy for convincing a partner, or a grandparent.

⭐ Famous Zosia

Zosia Mamet

American actress, musician (born 1988)

Choose Zosia and your child shares a first name with Zosia Mamet, an American actress, musician. A ready-made answer when someone asks “Zosia, like who?” Zosia Mamet's Wikipedia article is available in 20 languages, a good sign of just how widely known they are.

Read about Zosia Mamet on Wikipedia ↗ (opens in a new tab)

Photo: Daniel Benavides from Austin, TX, CC BY 2.0 (opens in a new tab), via Wikimedia Commons

• 👶How commonAbout 1 in every 45,872 baby girls born in the US in 2025 was named Zosia, 35 babies in all. In a typical school of 500 kids, your Zosia would very likely be the only one.
• 📜HistoryZosia first shows up in US birth records in 1997, the first year at least 5 babies got it. It has been in use for 28 years since.
• 🏆Best yearIts best year was 2022, when it reached #3,536.
• 📈Then vs nowZosia is 4.0× more common today than it was in 2000. In 2000 it was given to about 1 in 181,818 baby girls; in 2025, about 1 in 45,872.
• 🚀TrendZosia has climbed 936 places in the US rankings over the last five years and now sits at #4,067. Fast risers like this often keep climbing, so expect to hear it more.
• 💬MeaningZosia is a Polish form of Sophia, which means “wisdom”.

About the name Zosia

Zosia is a girl name of Polish origin meaning “wisdom”. It has 5 letters and 2 syllables, starting with Z and ending in “-sia”. US birth records list Zosia for girls from 1997 to 2025, in 28 of those 29 years. Its best year was 2022, when it ranked #3,536 among girl names. In 2025 it ranked #4,067, with 35 babies.

Origin:Polish names