Counterfactual
The Parallel Lives of Kalisa and Olive
In 15 girls, Kalisa found its level. 50 years earlier, Olive occupied that same statistical address.
1962–2025
Kalisa
Peak year
2007
Peak births
20
Latest count
15
Status
Stable
Peak generation
Gen Z
1880–2025
Olive
Peak year
2022
Peak births
1,836
Latest count
1,597
Status
Rising
Peak generation
Gen Alpha
Kalisa and Olive 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.