Counterfactual
The Parallel Lives of Siddharth and Isiah
In 59 boys, Siddharth found its level. 50 years earlier, Isiah occupied that same statistical address.
1976–2025
Siddharth
Peak year
2010
Peak births
184
Latest count
59
Status
Declining
Peak generation
Gen Z
1880–2025
Isiah
Peak year
2001
Peak births
822
Latest count
120
Status
Stable
Peak generation
Gen Z
Siddharth and Isiah 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.