Compare two names
Marilou and Marylou side by side: Marilou peaked in 1948 and Marylou in 1942; in 2025 they were given to 0 and 28 babies.
Marilou and Marylou, year by year
Girls and boys together; Marilou solid, Marylou dashed.
| Marilou | Marylou | |
|---|---|---|
| Births 2025 | 0 | 28 |
| Rank 2025 | not ranked | #4,834 among girls’ names |
| Recorded since 1880 | 3,231 | 13,112 |
| Peak year | 1948 | 1942 |
| Girls | 100% | 100% |
| Alive, estimated | 1,790 | 7,390 |
| Median age | 71 | 69 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.