Counterfactual

The Parallel Lives of Jairo and Thaddeus

In 251 boys, Jairo found its level. 50 years earlier, Thaddeus occupied that same statistical address.

1950–2025

Jairo

peak 2008 2025 18801900192019401960198020002020
Peak year 2008
Peak births 473
Latest count 251
Status Stable
Peak generation Gen Z
1880–2025

Thaddeus

peak 2016 2025 18801900192019401960198020002020
Peak year 2016
Peak births 416
Latest count 314
Status Stable
Peak generation Gen Alpha
Jairo and Thaddeus 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.