Counterfactual

The Parallel Lives of Sumaya and Sierra

In 76 girls, Sumaya found its level. 50 years earlier, Sierra occupied that same statistical address.

1969–2025

Sumaya

peak 2016 2025 19401960198020002020
Peak year 2016
Peak births 109
Latest count 76
Status Declining
Peak generation Gen Alpha
1940–2025

Sierra

peak 1998 2025 19401960198020002020
Peak year 1998
Peak births 5,841
Latest count 476
Status Endangered
Peak generation Gen Z
Sumaya and Sierra 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.