Counterfactual
The Parallel Lives of Allyn and Kaitlyn
In 7 girls, Allyn found its level. 50 years earlier, Kaitlyn occupied that same statistical address.
1918–2025
Allyn
Peak year
1951
Peak births
89
Latest count
7
Status
Stable
Peak generation
Boomer
1971–2025
Kaitlyn
Peak year
2000
Peak births
8,759
Latest count
340
Status
Endangered
Peak generation
Gen Z
In 7 girls, Allyn found its level. 50 years earlier, Kaitlyn occupied that same address. One peaked in the Gen Z era; the other in the Boomer world. They never met. But the data remembers them both.