Counterfactual
The Parallel Lives of Haelyn and Mable
In 27 girls, Haelyn found its level. 50 years earlier, Mable occupied that same statistical address.
2004–2025
Haelyn
Peak year
2018
Peak births
48
Latest count
27
Status
Stable
Peak generation
Gen Alpha
1880–2025
Mable
Peak year
1922
Peak births
1,620
Latest count
73
Status
Endangered
Peak generation
Greatest Generation
In 27 girls, Haelyn found its level. 50 years earlier, Mable occupied that same address. One peaked in the Greatest Generation era; the other in the Gen Alpha world. They never met. But the data remembers them both.