Denby
Boys' nameMeaning not yet documented
Denby has been given to 20 babies in the U.S. since 1921. 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 1921, with 8 recorded.
Babies named Denby, 1943
1 in 564,000
Denby 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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.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 Denby?
Denby had fewer than 5 recorded uses in 2025, so these figures use 1943, the last year it was published.
- Among all babies, 1943
- 1 in 564,000
- 5 of 2,822,499 births
- Among boys only
- 1 in 285,000
- <0.01% of boys
- Rank, 1943
- Unranked
- Fewer than 5 uses
- Coin-flip room size
- 391,283 kids
- Even odds of a second one
Where Denby sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 1943 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 391,283 children born in 1943 and it's an even bet that one of them is another Denby. In a class of 30 the chance is Under 1%.
When Denbys were born
Half of everyone ever recorded as Denby was born before 1922 — so the typical Denby is around 103 today.
- Biggest decade
- 1920s
- 75.0% of all use
- Born in the last 25 years
- 100.0%
- A modern name
- Recorded since 1950
- 0
- People you could plausibly meet
1920s — 75.0% of all recorded uses (15).
Is Denby 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 1921 (8)
- Years since peak
- 104
- Years
- Year-to-year steadiness
- Shifting
- 12.5% average annual change
Spellings of Denby
Denby is not the most common spelling — Henry is, with 60.6% against Denby'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.
Denby around the world
Where Denby 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 & Wales2003–2021#4,789in 2021
- South Australia1948–2009#708in 2009
Popularity data from Office for National Statistics and Consumer and Business Services (South Australia). ONS data under Open Government Licence v3.0. CBS SA data under CC BY 4.0.
Denby by the numbers
The raw record for each sex the name is used for.
Names similar to Denby
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Denby
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.