Nilda
3,244 recorded births · active 1911–2016
Compare Nilda →Living-age distribution
The median living Nilda is 61. If you meet a Nilda, there's about a 70% chance they're between 42 and 72 years old.
Popularity arc
Peak Nilda: 1957. Down 100% from peak.
Gender balance
Nilda is almost always given to female babies — 100% female.
Rarity
Nilda ranks #5,592 out of 105,966 names ever recorded by the SSA.
Geographic fingerprint
Nildas are 2.7x more common in the Northeast than the national average.
Predictive modeling
Three statistical models, all fit to Nilda's own SSA history plus the historical behavior of every other name in the dataset.
Peak popularity prediction
Nilda's modeled peak was #1,625 in 1957 — 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.
Nilda hasn't shown up in SSA records since 2016 — fewer than 5 babies have gotten the name in any year since, which is below what the SSA even reports.
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.Nilda isn't currently in the Top 100 tier. Estimated chance of entering it in the forecast window: 0%.
If Nilda 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.