Counterfactual

The Parallel Lives of Illyana and Bella

In 29 girls, Illyana found its level. 50 years earlier, Bella occupied that same statistical address.

1989–2025

Illyana

peak 2012 2025 18801900192019401960198020002020
Peak year 2012
Peak births 36
Latest count 29
Status Stable
Peak generation Gen Z
1880–2025

Bella

peak 2010 2025 18801900192019401960198020002020
Peak year 2010
Peak births 5,136
Latest count 2,129
Status Declining
Peak generation Gen Z
Illyana and Bella 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.