Counterfactual
The Parallel Lives of Vianney and Hanna
In 47 girls, Vianney found its level. 50 years earlier, Hanna occupied that same statistical address.
1980–2025
Vianney
Peak year
2007
Peak births
142
Latest count
47
Status
Stable
Peak generation
Gen Z
1880–2025
Hanna
Peak year
2000
Peak births
1,912
Latest count
580
Status
Stable
Peak generation
Gen Z
Vianney and Hanna peaked in the same cultural weather — the Gen Z naming world. They are not replacements; they are siblings separated by 50 years, occupying the same statistical address at different addresses in time.