Counterfactual
The Parallel Lives of Helina and Mackenzie
In 14 girls, Helina found its level. 50 years earlier, Mackenzie occupied that same statistical address.
1973–2025
Helina
Peak year
2005
Peak births
22
Latest count
14
Status
Stable
Peak generation
Gen Z
1973–2025
Mackenzie
Peak year
2001
Peak births
6,934
Latest count
1,343
Status
Declining
Peak generation
Gen Z
Helina and Mackenzie 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.