Compare two names
Dyan and Diann side by side: Dyan peaked in 1970 and Diann in 1947; in 2025 they were given to 8 and 0 babies.
Dyan and Diann, year by year
Girls and boys together; Dyan solid, Diann dashed.
| Dyan | Diann | |
|---|---|---|
| Births 2025 | 8 | 0 |
| Rank 2025 | not ranked | not ranked |
| Recorded since 1880 | 1,928 | 12,252 |
| Peak year | 1970 | 1947 |
| Girls | 94% | 100% |
| Alive, estimated | 1,750 | 9,000 |
| Median age | 54 | 71 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.