Lyell

Boys' name

Meaning not yet documented

Lyell has been given to 140 babies in the U.S. since 1913. 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 1920, with 12 recorded.

Babies named Lyell, 1991

1 in 779,000

Lyell over time, 1880–2025

Boys
05101518801900192019401960198020002020

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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.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 Lyell?

Lyell had fewer than 5 recorded uses in 2025, so these figures use 1991, the last year it was published.

Among all babies, 1991
1 in 779,000
5 of 3,892,928 births
Among boys only
1 in 404,000
<0.01% of boys
Rank, 1991
Unranked
Fewer than 5 uses
Coin-flip room size
539,676 kids
Even odds of a second one

Where Lyell sits on the popularity scale

Rarest published (5 a year)#1 — Liam (20,818)

Chance at least one other child shares the name

If the other children were drawn at random from the 1991 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 20Under 1%
Class of 30Under 1%
Grade of 100Under 1%
School of 500Under 1%

Put another way: gather 539,676 children born in 1991 and it's an even bet that one of them is another Lyell. In a class of 30 the chance is Under 1%.

When Lyells were born

Half of everyone ever recorded as Lyell was born before 1925 — so the typical Lyell is around 100 today.

Median birth year
1925
About 100 years old
Biggest decade
1920s
40.7% of all use
Born in the last 25 years
7.1%
Mostly a past generation
Recorded since 1950
16
People you could plausibly meet
Choose a decade

1920s — 40.7% of all recorded uses (57).

Is Lyell 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 1920 (12)
Years since peak
105
Years
Year-to-year steadiness
Shifting
20.8% average annual change
Best rank ever
#2,542
1920

Spellings of Lyell

Lyell is not the most common spelling — Lyle is, with 35.5% against Lyell's 0.08%.

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.

Lyell around the world

Where Lyell 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.

  • South Australia
    1944–1975
    #322
    in 1975

Popularity data from Consumer and Business Services (South Australia). CBS SA data under CC BY 4.0.

Lyell by the numbers

The raw record for each sex the name is used for.

As a boy's name

Rank in 2025
Unranked
Trend vs 5 yrs ago
—
Best rank ever
#2,542
1920
Peak year
1920
12 that year
First recorded
1913
Last recorded
1991
All-time count
140
Count in 2025
Under 5

Names similar to Lyell

Matched on shared beginnings and endings, similar length, and comparable popularity.

Sibling names for Lyell

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

Explore around Lyell