Compare two names
Izaac and Izaak side by side: Izaac peaked in 2009 and Izaak in 2011; in 2025 they were given to 44 and 41 babies.
Izaac and Izaak, year by year
Girls and boys together; Izaac solid, Izaak dashed.
| Izaac | Izaak | |
|---|---|---|
| Births 2025 | 44 | 41 |
| Rank 2025 | #2,855 among boys’ names | #3,015 among boys’ names |
| Recorded since 1880 | 2,845 | 2,889 |
| Peak year | 2009 | 2011 |
| Girls | 0% | 0% |
| Alive, estimated | 2,810 | 2,840 |
| Median age | 16 | 18 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.