Counterfactual

The Parallel Lives of Karsten and Keegan

In 25 boys, Karsten found its level. 50 years earlier, Keegan occupied that same statistical address.

1950–2025

Karsten

peak 2010 2025 1960198020002020
Peak year 2010
Peak births 135
Latest count 25
Status Declining
Peak generation Gen Z
1965–2025

Keegan

peak 2007 2025 1960198020002020
Peak year 2007
Peak births 1,707
Latest count 449
Status Declining
Peak generation Gen Z
Karsten and Keegan 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.