Compare two names
Isaak and Isaac side by side: Isaak peaked in 2009 and Isaac in 2007; in 2025 they were given to 48 and 5,963 babies.
Isaak and Isaac, year by year
Girls and boys together; Isaak solid, Isaac dashed.
| Isaak | Isaac | |
|---|---|---|
| Births 2025 | 48 | 5,963 |
| Rank 2025 | #2,693 among boys’ names | #47 among boys’ names |
| Recorded since 1880 | 4,271 | 332,292 |
| Peak year | 2009 | 2007 |
| Girls | 0% | 0.2% |
| Alive, estimated | 4,200 | 299,000 |
| Median age | 18 | 18 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.