Counterfactual

The Parallel Lives of Gavin and Mathew

In 1,125 boys, Gavin found its level. 50 years earlier, Mathew occupied that same statistical address.

1913–2025

Gavin

peak 2007 2025 18801900192019401960198020002020
Peak year 2007
Peak births 11,863
Latest count 1,125
Status Endangered
Peak generation Gen Z
1880–2025

Mathew

peak 1990 2025 18801900192019401960198020002020
Peak year 1990
Peak births 2,174
Latest count 235
Status Declining
Peak generation Millennial
Gavin and Mathew 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.