Head to head · Girls' names
Kathryn vs Kenzie
#729 vs #736 in 2025 · both stepping back from its peak
Kathryn is a whisker ahead (#729 vs #736 in 2025) and both are stepping back from its peak. The records will not split these two — sound, story and your own last name will.
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, Kathryn leads 5 measures of 6; Kenzie leads 0.
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: Kathryn #93, Kenzie — — Kathryn higher
- 1890s: Kathryn #90, Kenzie — — Kathryn higher
- 1900s: Kathryn #84, Kenzie — — Kathryn higher
- 1910s: Kathryn #66, Kenzie — — Kathryn higher
- 1920s: Kathryn #83, Kenzie — — Kathryn higher
- 1930s: Kathryn #108, Kenzie — — Kathryn higher
- 1940s: Kathryn #70, Kenzie — — Kathryn higher
- 1950s: Kathryn #55, Kenzie — — Kathryn higher
- 1960s: Kathryn #91, Kenzie — — Kathryn higher
- 1970s: Kathryn #89, Kenzie #5472 — Kathryn higher
- 1980s: Kathryn #50, Kenzie #2553 — Kathryn higher
- 1990s: Kathryn #76, Kenzie #963 — Kathryn higher
- 2000s: Kathryn #137, Kenzie #596 — Kathryn higher
- 2010s: Kathryn #337, Kenzie #318 — Kenzie higher
- 2020s: Kathryn #648, Kenzie #546 — Kenzie higher
Kathryn stood higher in 13 of 15 decades; Kenzie has held the lead since the 2010s.
Rank by decade
| Decade | Kathryn | Kenzie |
|---|---|---|
| 1880s | #93 | — |
| 1890s | #90 | — |
| 1900s | #84 | — |
| 1910s | #66 | — |
| 1920s | #83 | — |
| 1930s | #108 | — |
| 1940s | #70 | — |
| 1950s | #55 | — |
| 1960s | #91 | — |
| 1970s | #89 | #5472 |
| 1980s | #50 | #2553 |
| 1990s | #76 | #963 |
| 2000s | #137 | #596 |
| 2010s | #337 | #318 |
| 2020s | #648 | #546 |
Average national rank across each decade. A dash means the name sat outside the recorded top of that decade.
The names themselves
Meaning, roots, sound and the people who carried each
Where each name comes from
Kathryn
unknown, though long read as pure
The oldest form of the name is Greek and its meaning has never been recovered — it may not be Greek at all, and the earliest spellings do not contain a th. What happened is that medieval scholars connected it to katharos, the Greek word for clean or pure, and rewrote the spelling to match the etymology they preferred. The letter stayed and the etymology did not survive scrutiny. Kathryn preserves that mistake faithfully while dropping the ending that would show where the name actually came from.
a Greek name of unrecovered meaning → medieval scholars insert a th to match a preferred etymology → Katherine, Catherine and Katharine in English use → Kathryn appears as an American contraction → an American peak at the middle of the century
How it traveled
Kathryn Bigelow spent twenty years making films about men doing dangerous work — surfers robbing banks, a bomb disposal team in Iraq — before becoming the first woman to win the Academy Award for directing, in a year when the film she beat was made by her former husband. She had trained as a painter and come to film through the art world, and she has been consistently uninterested in being described as a woman director, which is a position she has had to restate in nearly every interview she has given since.
Kenzie
Short form of Mackenzie, from Gaelic Mac Coinnich, "son of Coinneach" — Coinneach meaning "comely, handsome, fair"
One wrinkle worth knowing: English long used Kenneth to render two different Gaelic names, Coinneach and Cináed ("born of fire"), so Kenzie is sometimes glossed with the fire meaning. The Mackenzie line runs through Coinneach.
Coinneach → Mac Coinnich → Mackenzie → McKenzie → Kenzie
How it traveled
" Scottish emigration carried the name across the Atlantic in large numbers, where — as happened with Cameron, Logan and Mackenzie itself — a clan surname was gradually taken up as a first name. Kenzie is the clipped form of that first name, and in American records it has been given overwhelmingly to girls.
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
Kathryn
KATH-rin
Two syllables in American speech, where Katherine usually has three. That compression is what the spelling records: the ending was already being swallowed, and Kathryn simply wrote down what people were saying.
- Kate — The oldest and steadiest short form, and a complete name for at least three centuries.
- Kathy — The mid-century American form, closely dated to the years the full name peaked.
- Kit — An old English short form, unisex, and much rarer than it deserves to be.
- Rin — Available only in this spelling, and modern in a way the rest are not.
Kenzie
KEN-zee
Stress on the first syllable, with a clear z. The pronunciation is settled in English and rarely needs correcting; only the spelling does.
- Kenz — The usual informal clip among friends and family; almost never used on paper.
- Kiki — An affectionate household form, mostly used by parents and older relatives.
- Zee — Occasional playground shortening, taken from the second syllable.
Is it right for you
The differences that decide it, laid out by what you want
Choose by what you want
Choose Kathryn if you want…
- a long American recordKathryn was already in use when US records began in 1880
- a name that ages quietlyan estimated 12% chance of feeling dated by 2040, against 40% for Kenzie
Choose Kenzie if you want…
- a name past its most crowded yearsKenzie is stepping back from its peak
- a newer arrivalKenzie entered the US charts in 1970
- a name that feels very nowKenzie 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
Kathryn
Strengths
- It offers the largest set of usable short forms of almost any English name — Kate, Kathy, Kit, Katie.
- It has been in continuous use for eight hundred years without ever becoming a costume.
- The spelling is distinctly American and distinctly twentieth-century while the name itself is neither.
To consider
- There are at least six accepted spellings of this name and she will spell hers out every time.
- The compressed form is closely associated with the middle of the last century in a way the fuller spellings are not.
- The meaning everybody will tell her — pure — is an old mistake rather than a fact.
Kenzie
Strengths
- Says itself. Two syllables, no silent letters, and an English speaker will read it correctly on first sight.
- Works either as a full legal name or as the everyday form of Mackenzie or McKenzie, so a family can keep both options open.
- Common enough that everyone recognizes it, uncommon enough that a child is unlikely to share it with a classmate.
To consider
- Kenzi, Kenzy and Kenzey all exist, so expect the occasional "how do you spell that?" — brief, but lifelong.
- It reads to many people as a short form. If you want a longer name on official documents, Mackenzie or McKenzie is the natural full version; if you don't, that's fine too, but the question will come up.
- The name's whole run in the United States is recent, so it currently sits with a young age group rather than sounding like a name from any earlier era.
Documented properties of each name — how it spells, travels and shortens — not opinions about the child.
How each is likely to age
Kathryn
12%chance Kathryn feels dated by 2040
Kathryn has held the top-100 across 11 different decades — it has never depended on fashion, and names like that read the same at any age.
Kenzie
40%chance Kenzie feels dated by 2040
Kenzie sits in the calm middle of the cycle — neither chasing a wave nor sliding off one. Middle-of-the-cycle names age slowly and predictably.
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 Kathryn and Kenzie 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 Kathryn and Kenzie?
Put both to the vote.
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More than two in the running? Settle it with a bracket or run the full comparison with your last name.
More head-to-heads
Same measures, different pair. Sixty more are dealt daily in the arena.
Lists these names appear on
- Midcentury modern: tomorrow's comeback bets
- Science-fiction names in real use
- Names that belong entirely to the 1950s
- Names with a Z in them
- all guides
Where Kathryn and Kenzie each sit in the library — alternatives in the same style, ranked by the same records.
Kathryn or Kenzie — the short answers
- Which is more popular, Kathryn or Kenzie?
- Kathryn, in 2025: Kathryn ranked #729 with 381 babies; Kenzie ranked #736 with 371 babies.
- Which name is rising faster, Kathryn or Kenzie?
- Neither is rising. Over the last five years Kathryn moved down 204 places; Kenzie moved down 368 places.
- Which is the older name, Kathryn or Kenzie?
- Kathryn was already in use when US records began in 1880; Kenzie entered the US charts in 1970. On the American record, Kathryn is the older name.
- How many people are named Kathryn and Kenzie?
- About 321,000 people named Kathryn are estimated to be alive in the US today. About 21,000 people named Kenzie are estimated to be alive in the US today.
- Will there be other Kathryns or Kenzies in the classroom?
- Kathryn will almost certainly be the only one in school. Kenzie will almost certainly be the only one in school.
US figures from the Social Security Administration, 1880–2025. Votes are battle voters on this site, not the birth record. Data & methodology
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