Wilby
Boys' nameMeaning not yet documented
Wilby has been given to 8 babies in the U.S. since 1918. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 1918, with 8 recorded.
Babies named Wilby, 1918
1 in 271,000
Wilby over time, 1880–2025
Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.
How common is Wilby?
Wilby had fewer than 5 recorded uses in 2025, so these figures use 1918, the last year it was published.
- Among all babies, 1918
- 1 in 271,000
- 8 of 2,171,052 births
- Among boys only
- 1 in 127,000
- <0.01% of boys
- Rank, 1918
- Unranked
- Fewer than 5 uses
- Coin-flip room size
- 188,108 kids
- Even odds of a second one
Where Wilby sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 1918 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 188,108 children born in 1918 and it's an even bet that one of them is another Wilby. In a class of 30 the chance is Under 1%.
When Wilbys were born
Half of everyone ever recorded as Wilby was born before 1918 — so the typical Wilby is around 107 today.
- Biggest decade
- 1910s
- 100.0% of all use
- Born in the last 25 years
- 100.0%
- A modern name
- Recorded since 1950
- 0
- People you could plausibly meet
1910s — 100.0% of all recorded uses (8).
Is Wilby rising or falling?
Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.
- Rank vs 1 year ago
- —
- Not ranked then
- Rank vs 5 years ago
- New entry
- Not ranked then
- Rank vs 10 years ago
- —
- Not ranked then
- Births vs 10 years ago
- —
- Not published both years
- Share of its own peak
- 0%
- Peak was 1918 (8)
- Years since peak
- 107
- Years
- Year-to-year steadiness
- Not enough data
- Too few years
Spellings of Wilby
Wilby is not the most common spelling — Billy is, with 53.7% against Wilby's <0.01%.
Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.
Wilby around the world
Where Wilby ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.
- England & Wales2019–2025#4,275in 2025
Popularity data from Office for National Statistics. ONS data under Open Government Licence v3.0.
Wilby by the numbers
The raw record for each sex the name is used for.
Names similar to Wilby
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Wilby
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.