Counterfactual

The Parallel Lives of Kylia and Riley

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

1959–2025

Kylia

peak 2003 2025 19401960198020002020
Peak year 2003
Peak births 49
Latest count 11
Status Declining
Peak generation Gen Z
1923–2025

Riley

peak 2016 2025 19401960198020002020
Peak year 2016
Peak births 7,159
Latest count 4,441
Status Declining
Peak generation Gen Alpha
Kylia and Riley 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.