Isaak
How to say it: EYE-zuhk · /ˈaɪzək/
Variant of Isaac, from Hebrew 'Yitzhaq' meaning 'he will laugh'; common in German and Slavic naming traditions.
Isaak was the 49th most popular boys’ name in the United States in 2025, given to 48 babies (Social Security Administration). Its busiest decade was the 2000s, its births are down about 41% in ten years, and it is projected to slip to #72 by 2030.
Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures
Key facts
| Rank among boys’ names, 2025 | #49 |
|---|---|
| Babies born in 2025 | 48 |
| Share of births | 1 in 524 |
| Peak decade | 2000s |
| Change over 10 years | −41% |
| Projected rank for 2030 (estimate) | #72 |
| In France, 2025 | #9 among boys’ names, 60 births |
Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.
Its life, decade by decade
Isaak is a newcomer: almost all of its history is from the last forty years.
What goes with it
Nicknames
- Ike
- Izzy
- Sak
Honouring a Isaak in the family
In the classroom
In a class of 25 children born in 2025, the chance that another child is called Isaak is about 1 in 22.
Around the world
This spelling is used in Dutch, English, French, German, Hebrew, Russian.
In France: #9 for boys in 2025.
Famous people named Isaak
- Isaak Babel (1894–1940)Russian language journalist, playwright, literary translator, and short story writer
- Isaak (born 1995)German singer
- Isaak Dunayevsky (1900–1955)Soviet composer
From Wikidata and Wikipedia
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