Counterfactual
The Parallel Lives of Adah and Haley
In 110 girls, Adah found its level. 50 years earlier, Haley occupied that same statistical address.
1880–2025
Adah
Peak year
2020
Peak births
121
Latest count
110
Status
Stable
Peak generation
Gen Alpha
1890–2025
Haley
Peak year
2000
Peak births
9,069
Latest count
314
Status
Endangered
Peak generation
Gen Z
Adah and Haley peaked in the same cultural weather — the Gen Alpha naming world. They are not replacements; they are siblings separated by 50 years, occupying the same statistical address at different addresses in time.