Counterfactual
The Parallel Lives of Mattea and Ollie
In 26 girls, Mattea found its level. 50 years earlier, Ollie occupied that same statistical address.
1975–2025
Mattea
Peak year
2006
Peak births
108
Latest count
26
Status
Stable
Peak generation
Gen Z
1880–2025
Ollie
Peak year
1919
Peak births
976
Latest count
80
Status
Endangered
Peak generation
Greatest Generation
In 26 girls, Mattea found its level. 50 years earlier, Ollie occupied that same address. One peaked in the Greatest Generation era; the other in the Gen Z world. They never met. But the data remembers them both.