Counterfactual

The Parallel Lives of Tanisha and Savannah

In 17 girls, Tanisha found its level. 50 years earlier, Savannah occupied that same statistical address.

1967–2025

Tanisha

peak 1982 2025 18801900192019401960198020002020
Peak year 1982
Peak births 758
Latest count 17
Status Endangered
Peak generation Millennial
1880–2025

Savannah

peak 2000 2025 18801900192019401960198020002020
Peak year 2000
Peak births 7,100
Latest count 2,141
Status Declining
Peak generation Gen Z
Tanisha and Savannah peaked in the same cultural weather — the Millennial naming world. They are not replacements; they are siblings separated by 50 years, occupying the same statistical address at different addresses in time.