Kerstin
2,537 recorded births · active 1950–2021
Compare Kerstin →Living-age distribution
The median living Kerstin is 35. If you meet a Kerstin, there's about a 70% chance they're between 24 and 56 years old.
Popularity arc
Peak Kerstin: 1998. Down 94% from peak.
Gender balance
Kerstin is almost always given to female babies — 100% female.
Rarity
Kerstin ranks #6,545 out of 105,966 names ever recorded by the SSA.
Geographic fingerprint
Kerstins are 0.4x more common in the West than the national average.
Predictive modeling
Three statistical models, all fit to Kerstin's own SSA history plus the historical behavior of every other name in the dataset.
Peak popularity prediction
Kerstin's modeled peak was #2,840 in 1996 — its trend isn't projected to beat that.
Not enough continuous recent history to project a peak rank.
Name life-cycle stage
A rule-based classifier over recent growth, momentum, and peak proximity.
Kerstin peaked in 1998 and now sits at roughly 6% of that peak, 27 years later — a name that was genuinely common once, now mostly heard from an older generation.
Popularity survival model
Once a name reaches a rank tier, how long does it typically stay there before falling out?
Built from a Kaplan-Meier survival curve: every historical run any name has ever had above this tier, with runs still ongoing today counted as still in progress rather than as an exit.Kerstin isn't currently in the Top 100 tier. Estimated chance of entering it in the forecast window: 0%.
If Kerstin enters Top 100, chance it's still there after:
Names that do enter Top 100 have historically stayed a median of ~19 years. Based on 668 historical Top 100 runs across every name in the dataset.