Head to head · Girls' names
Adeline vs Leah
#59 vs #58 in 2025 · Germanic vs Hebrew roots
Leah is a whisker ahead (#58 vs #59 in 2025), but the curves point different ways: Leah is stepping back from its peak, Adeline is climbing the charts fast. On momentum, Adeline has the edge.
Cast your vote
Which one would you pick?
Your gut first, the numbers after — the split shows once you pick.
The tale of the tape
On the charts, Leah leads 4 measures of 6; Adeline leads 1.
Ranks, counts and years are measured in the official US birth record; the classroom and living figures are estimates computed from it. The dot marks the side each measure favours on the charts — more common, not better.
What the records say
146 years of US births, drawn on one scale
Two curves, one scale
Who owned which decade
- 1880s: Adeline #195, Leah #214 — Adeline higher
- 1890s: Adeline #204, Leah #202 — Leah higher
- 1900s: Adeline #189, Leah #243 — Adeline higher
- 1910s: Adeline #170, Leah #261 — Adeline higher
- 1920s: Adeline #205, Leah #318 — Adeline higher
- 1930s: Adeline #358, Leah #339 — Leah higher
- 1940s: Adeline #610, Leah #395 — Leah higher
- 1950s: Adeline #1053, Leah #358 — Leah higher
- 1960s: Adeline #1612, Leah #250 — Leah higher
- 1970s: Adeline #2381, Leah #145 — Leah higher
- 1980s: Adeline #2178, Leah #81 — Leah higher
- 1990s: Adeline #1552, Leah #98 — Leah higher
- 2000s: Adeline #561, Leah #69 — Leah higher
- 2010s: Adeline #173, Leah #35 — Leah higher
- 2020s: Adeline #79, Leah #51 — Leah higher
Leah stood higher in 11 of 15 decades; Leah has held the lead since the 1930s.
Rank by decade
| Decade | Adeline | Leah |
|---|---|---|
| 1880s | #195 | #214 |
| 1890s | #204 | #202 |
| 1900s | #189 | #243 |
| 1910s | #170 | #261 |
| 1920s | #205 | #318 |
| 1930s | #358 | #339 |
| 1940s | #610 | #395 |
| 1950s | #1053 | #358 |
| 1960s | #1612 | #250 |
| 1970s | #2381 | #145 |
| 1980s | #2178 | #81 |
| 1990s | #1552 | #98 |
| 2000s | #561 | #69 |
| 2010s | #173 | #35 |
| 2020s | #79 | #51 |
Average national rank across each decade. A dash means the name sat outside the recorded top of that decade.
Around the world
Adeline
- Canada#86
Leah
- Canada#81
National statistics offices, latest published year.
The names themselves
Meaning, roots, sound and the people who carried each
Where each name comes from
Adeline
Noble
From the Germanic element adal, "noble", the same root behind Adele, Adelaide and Alice. Adeline is the French diminutive form of that root — roughly "little noble one".
adal (Germanic element, "noble") → Adela → Adèle → Adeline
How it traveled
The root is Frankish and Germanic: adal, noble, an element that fed dozens of early medieval names. Old French turned Adele into the affectionate Adeline, and Norman speakers carried it across the Channel after 1066, where it settled into English records alongside its cousins Adela and Adelaide.
Leah
Most often read as "weary"; also read as "wild cow"
The traditional reading ties Leah to the Hebrew root la'ah, "to be weary or worn out." Semitic scholars have long proposed instead a link to an Akkadian word for cow, which would pair neatly with her sister Rachel, whose name means "ewe." Both readings are seriously held, and neither has pushed the other out.
Lēʾāh (Hebrew) → Leia (Greek Septuagint) → Lia (Latin Vulgate) → Leah (English)
How it traveled
The name is Hebrew, first recorded in the book of Genesis, where Leah is married to Jacob before her sister Rachel and becomes the mother of Reuben, Simeon, Levi, Judah, Issachar, Zebulun and Dinah. The Greek translators of the Hebrew Bible wrote her as Leia; the Latin Vulgate settled on Lia, which is why Italian, Spanish and Portuguese still use that form.
Where a reading is contested the note says so — this page does not turn a guess into a fact. The chain is each name's recorded forms, oldest first; the story is its opening, told in full on the name's own page.
Out loud, and in short
Adeline
AD-uh-line
AD-uh-line, rhyming with "line", is the usual American reading. AD-uh-leen is also common and is closer to the French. Both are correct; you will simply be choosing one and repeating it.
- Addie — The standard informal short form in American use for well over a century; also given on its own, and shared with Addison and Adelaide.
- Ada — Long established as a full given name in its own right, and used as a short form here.
- Lina — Takes the back half of the name; stands alone as a given name in Italian, German and Arabic-speaking families.
- Della — An older short form, historically tied to Adeline and Adela; independently used as a given name among earlier generations.
- Also Adie.
Leah
LEE-uh
LEE-uh is standard in American English. Elsewhere the same name is said LAY-ah — that is the usual Hebrew, German and French pronunciation — so expect a polite correction now and then when traveling or among speakers of those languages.
- Lee — The usual informal clip, and a standalone given name and surname in its own right for both sexes.
- Lea — Used casually in writing; also the standard full spelling in German, Dutch and Scandinavian records.
- Lee-Lee — A doubled family nickname, mostly used with young children rather than carried into adult life.
Who has carried each name
Adeline
No documented entry for Adeline yet.
Leah
Leah Remini (b. 1970) — The King of Queens star
Leah Williamson (b. 1997) — Captained England to the Euro 2022 soccer title
Source: Wikidata — the one source on this page that is not an official agency.
Is it right for you
The differences that decide it, laid out by what you want
Choose by what you want
Choose Adeline if you want…
- a name on the way upup 40 places on the charts in five years
- a name with more sound in itAdeline runs 3 syllables, Leah 2
- plenty of nickname options5 recorded short forms — Addie, Ada and Lina
- a name that ages quietlyan estimated 55% chance of feeling dated by 2040, against 80% for Leah
Choose Leah if you want…
- a name past its most crowded yearsLeah is stepping back from its peak
- a name with fewer syllablesLeah is 2 syllables to Adeline's 3
- a name that feels very nowLeah is stepping back from its peak
Each line is a measured difference between the two names — a rank, a count, a recorded form — never a judgement of either. Save the one that answers your question; it lands on your shortlist.
The trade-offs, name by name
Adeline
Strengths
- Short forms are already in place and need no explaining — Addie, Ada, Lina, Della — so the name flexes from formal to casual without effort.
- A documented line running from medieval French through nineteenth-century revival to the present, unbroken in English-language records.
- Recognizable in French, Italian, Spanish and Portuguese in nearly the same shape, and charting in Canada as well as the US.
To consider
- Two pronunciations circulate, -line and -leen, so expect to correct people occasionally for life. Choosing early and saying it consistently does most of the work.
- It sits in a crowded field: Adalyn, Adelyn, Adaline, Adelaide and Madeline all sound close, and forms get confused on paperwork.
- The name is rising quickly. It is uncommon in a classroom now, but a child born this year may meet more of them than the current picture suggests.
Leah
Strengths
- Two syllables, all common sounds, and spelled the way most English speakers already know it from the Bible.
- Recognized across many languages with only a small adjustment: Léa in French, Lea in German, Lia in Italian and Spanish.
- Short enough to need no nickname, while still offering Lee and Lea if one is wanted.
To consider
- Lea, Lia, Léa and Leia are all live spellings of nearby names, so a fair number of people will need to be told which one you mean.
- The most common reading of the meaning is "weary," which some parents would rather not choose. The rival "wild cow" reading is not obviously more appealing.
- English speakers say LEE-uh, but much of the rest of the world says LAY-ah — worth knowing if the family is bilingual.
Documented properties of each name — how it spells, travels and shortens — not opinions about the child.
How each is likely to age
Adeline
55%chance Adeline feels dated by 2040
Adeline is climbing fast right now. Steep climbs tend to come with steep descents — the quicker a name arrives, the more firmly it belongs to its moment.
Leah
80%chance Leah feels dated by 2040
Leah is coming down from a big peak (#24 in 2010). This is the stretch of the cycle where a name starts to sound like the decade it ruled.
A reading of where each name sits on the long naming cycle — computed, not measured, and explained on the data page.
With your last name
Say both in full. The notes are facts about letters and sound — a rhyme, a shared initial, the monogram — not a verdict on either name.
Type a last name to hear Adeline and Leah in full.
Weighing the whole shortlist? Run the full comparison — up to eight names with your last name, initials, classroom projections and a printable report.
Decide together
Nobody names a baby alone
Still torn between Adeline and Leah?
Put both to the vote.
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More head-to-heads
Same measures, different pair. Sixty more are dealt daily in the arena.
Lists that carry both names
- Distinctly American names
- America's top 100 names right now
- Names in use since the records began
- all guides
Every list here names both Adeline and Leah — the same style, ranked by the same records.
Adeline or Leah — the short answers
- Which is more popular, Adeline or Leah?
- Leah, in 2025: Leah ranked #58 with 3,880 babies; Adeline ranked #59 with 3,864 babies.
- Which name is rising faster, Adeline or Leah?
- Adeline. Over the last five years Adeline moved up 40 places; Leah moved down 13 places.
- Which is the older name, Adeline or Leah?
- The US record cannot say: both were already in use when it began in 1880.
- How many people are named Adeline and Leah?
- About 53,000 people named Adeline are estimated to be alive in the US today. About 234,000 people named Leah are estimated to be alive in the US today.
- Will there be other Adelines or Leahs in the classroom?
- Adeline will almost certainly be the only one in school. Leah will almost certainly be the only one in school.
US figures from the Social Security Administration, 1880–2025; international figures from national statistics agencies. Votes are battle voters on this site, not the birth record. Data & methodology
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