Counterfactual

The Parallel Lives of Alyna and Caitlin

In 94 girls, Alyna found its level. 50 years earlier, Caitlin occupied that same statistical address.

1979–2025

Alyna

peak 2007 2025 1960198020002020
Peak year 2007
Peak births 178
Latest count 94
Status Stable
Peak generation Gen Z
1955–2025

Caitlin

peak 1988 2025 1960198020002020
Peak year 1988
Peak births 7,246
Latest count 78
Status Endangered
Peak generation Millennial
Alyna and Caitlin 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.