Counterfactual

The Parallel Lives of Marly and Kaylee

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

1949–2025

Marly

peak 2008 2025 1960198020002020
Peak year 2008
Peak births 89
Latest count 25
Status Stable
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
Marly 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.