Compare two names
Sekai and Sekou side by side: Sekai peaked in 2025 and Sekou in 2011; in 2025 they were given to 62 and 35 babies.
Sekai and Sekou, year by year
Girls and boys together; Sekai solid, Sekou dashed.
| Sekai | Sekou | |
|---|---|---|
| Births 2025 | 62 | 35 |
| Rank 2025 | #2,444 among boys’ names | #3,367 among boys’ names |
| Recorded since 1880 | 372 | 1,118 |
| Peak year | 2025 | 2011 |
| Girls | 24% | 0% |
| Alive, estimated | 369 | 1,080 |
| Median age | 5 | 21 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.