Counterfactual

The Parallel Lives of Cassiopeia and Riley

In 11 girls, Cassiopeia found its level. 50 years earlier, Riley occupied that same statistical address.

1979–2025

Cassiopeia

peak 2022 2025 19401960198020002020
Peak year 2022
Peak births 18
Latest count 11
Status Rising
Peak generation Gen Alpha
1923–2025

Riley

peak 2016 2025 19401960198020002020
Peak year 2016
Peak births 7,159
Latest count 4,441
Status Declining
Peak generation Gen Alpha
Cassiopeia and Riley peaked in the same cultural weather — the Gen Alpha naming world. They are not replacements; they are siblings separated by 50 years, occupying the same statistical address at different addresses in time.