Compare two names
Chas and Chaos side by side: Chas peaked in 1915 and Chaos in 2021; in 2025 they were given to 5 and 7 babies.
Chas and Chaos, year by year
Girls and boys together; Chas solid, Chaos dashed.
| Chas | Chaos | |
|---|---|---|
| Births 2025 | 5 | 7 |
| Rank 2025 | #12,379 among boys’ names | #9,884 among boys’ names |
| Recorded since 1880 | 3,223 | 151 |
| Peak year | 1915 | 2021 |
| Girls | 0.3% | 0% |
| Alive, estimated | 1,240 | 150 |
| Median age | 37 | 11 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.