Counterfactual

The Parallel Lives of Marci and Mallory

In 28 girls, Marci found its level. 50 years earlier, Mallory occupied that same statistical address.

1938–2025

Marci

peak 1971 2025 19401960198020002020
Peak year 1971
Peak births 792
Latest count 28
Status Endangered
Peak generation Gen X
1938–2025

Mallory

peak 1986 2025 19401960198020002020
Peak year 1986
Peak births 3,325
Latest count 825
Status Stable
Peak generation Millennial
Marci and Mallory peaked in the same cultural weather — the Gen X naming world. They are not replacements; they are siblings separated by 50 years, occupying the same statistical address at different addresses in time.