COMPILED FROM THE FEDERAL REGISTERS, 1880 TO THE PRESENT
THE ENDANGERED NAMES LIST
American first names, tracked to the federal reporting line.

FROM THE REGISTER — THE VANISHED

Zilpha
A female given name · United States

BELOW THE FEDERAL REPORTING LINE SINCE 1944 — 82 YEARS

Zilpha (F): reported births per year0510152025188019001920194019601980200020202025FEDERAL REPORTING LINE (5)PEAK 24 — 1918
Reported births per year, 1880–2025. The y-axis starts at zero. Years below the reporting line appear as gaps, not zeros.

The Old Testament handmaid's name. Zilpha was reported above the federal line from 1880 to 1943, peaking at 24 births in 1918 — 570 recorded in all. It has not appeared in the register since: 82 years below the line, and counting.

REGISTER EXTRACT
First reported1880
Last reported1943
Peak1918 — 24 births
Total recorded, 1880–2025570
Years above the line54 of a possible 146
Longest absence82 years (1944–2025, ongoing)

Nearby in the register

Floy

The Vanished · 1880–1971 · peak 1918

Hedwig

The Vanished · 1880–1968 · peak 1918

Permelia

The Vanished · 1880–1963 · peak 1918

Zilla

The Vanished · 1882–1951 · peak 1918

Source: U.S. Social Security Administration national names file (1880–2025). Names below 5 occurrences in a year are not reported.

Somewhere, a grandmother is unsurprised.

A collection of THE MUSEUM OF HOPEFUL MACHINES