Counterfactual
The Parallel Lives of Marianna and Carissa
In 308 girls, Marianna found its level. 50 years earlier, Carissa occupied that same statistical address.
1883–2025
Marianna
Peak year
2006
Peak births
419
Latest count
308
Status
Stable
Peak generation
Gen Z
1949–2025
Carissa
Peak year
1992
Peak births
1,155
Latest count
46
Status
Endangered
Peak generation
Millennial
Marianna and Carissa 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.