Counterfactual

The Parallel Lives of Jeffery and Elvis

In 110 boys, Jeffery found its level. 50 years earlier, Elvis occupied that same statistical address.

1894–2025

Jeffery

peak 1962 2025 1900192019401960198020002020
Peak year 1962
Peak births 9,282
Latest count 110
Status Endangered
Peak generation Boomer
1881–2025

Elvis

peak 1957 2025 1900192019401960198020002020
Peak year 1957
Peak births 605
Latest count 145
Status Stable
Peak generation Boomer
Jeffery and Elvis peaked in the same cultural weather — the Boomer naming world. They are not replacements; they are siblings separated by 50 years, occupying the same statistical address at different addresses in time.