Counterfactual

The Parallel Lives of Calli and Kaylee

In 25 girls, Calli found its level. 50 years earlier, Kaylee occupied that same statistical address.

1952–2025

Calli

peak 1999 2025 1960198020002020
Peak year 1999
Peak births 161
Latest count 25
Status Declining
Peak generation Gen Z
1943–2025

Kaylee

peak 2009 2025 1960198020002020
Peak year 2009
Peak births 7,219
Latest count 1,205
Status Declining
Peak generation Gen Z
Calli and Kaylee 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.