Head to head · Boys' names
Kayce vs Khalil
#375 vs #384 in 2025
Kayce is a whisker ahead (#375 vs #384 in 2025), but the curves point different ways: Kayce is climbing the charts fast, Khalil is stepping back from its peak.
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
The tape is even: Kayce and Khalil each lead 3 measures of 6.
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
- 1950s: Kayce —, Khalil #3993 — Khalil higher
- 1960s: Kayce —, Khalil #3280 — Khalil higher
- 1970s: Kayce —, Khalil #1802 — Khalil higher
- 1980s: Kayce #6229, Khalil #1045 — Khalil higher
- 1990s: Kayce #7423, Khalil #526 — Khalil higher
- 2000s: Kayce #9121, Khalil #448 — Khalil higher
- 2010s: Kayce #5746, Khalil #438 — Khalil higher
- 2020s: Kayce #783, Khalil #332 — Khalil higher
Khalil stood higher in every recorded decade — 8 of 8.
Rank by decade
| Decade | Kayce | Khalil |
|---|---|---|
| 1950s | — | #3993 |
| 1960s | — | #3280 |
| 1970s | — | #1802 |
| 1980s | #6229 | #1045 |
| 1990s | #7423 | #526 |
| 2000s | #9121 | #448 |
| 2010s | #5746 | #438 |
| 2020s | #783 | #332 |
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
Kayce
vigilant, watchful — by way of the Irish surname Casey
The mainstream reading traces Casey to the Irish Ó Cathasaigh, 'descendant of Cathasach', from cathasach, 'vigilant' or 'watchful'. The K-spelling is also read a second way: as the spoken initials K.C., a nickname pattern long attached to men called Casey and to people with those two initials. Both readings are genuinely in circulation, and the spelling itself does not settle the question.
Cathasach → Ó Cathasaigh → Casey → Kayce
How it traveled
Cathasach was an Irish byname before it was anyone's surname; families descended from a man of that name became Ó Cathasaigh, anglicized to Casey. Emigration carried the surname to the United States in the nineteenth century, where, like Kelly, Riley and Ryan, it slid from last name to first.
Khalil
friend, close companion
From the Arabic root kh-l-l. The same root gives khullah, deep friendship. The epithet Khalīl Allāh, friend of God, is applied to Abraham.
khalīl (Arabic) → Khalīl Allāh → Halil (Turkish) → Khalil
How it traveled
The name is Arabic, built on a root that describes intimate friendship rather than mere acquaintance, and it became a fixture of Muslim naming largely through Abraham's title Khalīl Allāh. From Arabic it traveled with Islam into Turkish as Halil, into Persian and Urdu, and into the Balkans, where Bosnian families have used Halil for generations.
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
Kayce
KAY-see
Stress on the first syllable. The spelling is transparent — almost everyone reads it right the first time, even if they then write it as Casey.
- KC — Written as initials or spoken as two letters; also used on its own by adults who go by nothing else.
- Kay — Informal clipping, more often heard within families than outside them.
- Case — Informal short form carried over from Casey; used mostly by friends and teammates.
Khalil
kah-LEEL
Stress falls on the second syllable. In Arabic the opening kh is a throaty fricative, closer to the ch in Bach; in American English it is almost always simplified to a plain k, and both are accepted without fuss.
- Khal — Informal clip used among friends and family; rarely written down.
- Kal — Anglicized short form, sometimes preferred by bearers who tire of correcting the kh.
- Leel — Family-level nickname taken from the stressed second syllable.
Is it right for you
The differences that decide it, laid out by what you want
Choose by what you want
Choose Kayce if you want…
- a name on the way upup 1,402 places on the charts in five years
- a name with fewer syllablesKayce is 1 syllable to Khalil's 2
- a name that feels very nowKayce is climbing the charts fast
Choose Khalil if you want…
- a name past its most crowded yearsKhalil is stepping back from its peak
- a name with more sound in itKhalil runs 2 syllables, Kayce 1
- a name that ages quietlyan estimated 40% chance of feeling dated by 2040, against 65% for Kayce
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
Kayce
Strengths
- Reads correctly on sight: KAY-see is what the letters say, so it is rarely mispronounced.
- The sound is long-established through Casey, so it is instantly familiar aloud even where the spelling is not.
- Two syllables, no clusters, and it survives being shouted across a playing field.
To consider
- It will be written as Casey or Kasey by strangers for life. The sound is common; this arrangement of letters is not, so expect a lifetime of spelling it out.
- Much of the recent momentum comes from one television character. Names that ride a single show can date to that era once the show ends — worth knowing, not necessarily worth avoiding.
- Casey is thoroughly unisex in American use, and the sound carries that with it. This spelling leans male in the records, but people meeting the name on paper won't reliably assume either way.
Khalil
Strengths
- Works across Arabic, Turkish, Persian, Urdu and Bosnian-speaking communities, so it travels without translation.
- Reads phonetically for most English speakers on the first try, with stress on the second syllable.
- Has been on American records continuously for decades, familiar to teachers and clerks without ever being commonplace.
To consider
- Three spellings circulate in English — Khalil, Kahlil and Khaleel — and Gibran's book has made Kahlil the one many Americans picture first. Expect to spell it aloud fairly often.
- The Arabic kh will usually come out as a plain K in an American mouth. Some families make peace with that; others correct it for life.
- Short forms are thin on the ground. Khalil tends to be used in full, which suits some households and frustrates others.
Documented properties of each name — how it spells, travels and shortens — not opinions about the child.
How each is likely to age
Kayce
65%chance Kayce feels dated by 2040
Kayce 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.
Khalil
40%chance Khalil feels dated by 2040
Khalil 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 Kayce and Khalil 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 Kayce and Khalil?
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 these names appear on
Where Kayce and Khalil each sit in the library — alternatives in the same style, ranked by the same records.
Kayce or Khalil — the short answers
- Which is more popular, Kayce or Khalil?
- Kayce, in 2025: Kayce ranked #375 with 843 babies; Khalil ranked #384 with 826 babies.
- Which name is rising faster, Kayce or Khalil?
- Kayce. Over the last five years Kayce moved up 1,402 places; Khalil moved down 110 places.
- Which is the older name, Kayce or Khalil?
- Kayce entered the US charts in 1989; Khalil entered the US charts in 1957. On the American record, Khalil is the older name.
- How many people are named Kayce and Khalil?
- About 3,300 people named Kayce are estimated to be alive in the US today. About 24,500 people named Khalil are estimated to be alive in the US today.
- Will there be other Kayces or Khalils in the classroom?
- Kayce will almost certainly be the only one in school. Khalil 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
Keep playing
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