Head to head · Boys' names
Kason vs Louie
#597 vs #596 in 2025
Louie is a whisker ahead (#596 vs #597 in 2025), but the curves point different ways: Louie is back after a long quiet spell, Kason 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
On the charts, Louie leads 6 measures of 6; Kason 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: Kason —, Louie #268 — Louie higher
- 1890s: Kason —, Louie #265 — Louie higher
- 1900s: Kason —, Louie #250 — Louie higher
- 1910s: Kason —, Louie #261 — Louie higher
- 1920s: Kason —, Louie #275 — Louie higher
- 1930s: Kason —, Louie #292 — Louie higher
- 1940s: Kason —, Louie #332 — Louie higher
- 1950s: Kason —, Louie #393 — Louie higher
- 1960s: Kason —, Louie #501 — Louie higher
- 1970s: Kason #4704, Louie #622 — Louie higher
- 1980s: Kason #2667, Louie #787 — Louie higher
- 1990s: Kason #1996, Louie #1078 — Louie higher
- 2000s: Kason #926, Louie #1481 — Kason higher
- 2010s: Kason #394, Louie #1073 — Kason higher
- 2020s: Kason #491, Louie #660 — Kason higher
Louie stood higher in 12 of 15 decades; Kason has held the lead since the 2000s.
Rank by decade
| Decade | Kason | Louie |
|---|---|---|
| 1880s | — | #268 |
| 1890s | — | #265 |
| 1900s | — | #250 |
| 1910s | — | #261 |
| 1920s | — | #275 |
| 1930s | — | #292 |
| 1940s | — | #332 |
| 1950s | — | #393 |
| 1960s | — | #501 |
| 1970s | #4704 | #622 |
| 1980s | #2667 | #787 |
| 1990s | #1996 | #1078 |
| 2000s | #926 | #1481 |
| 2010s | #394 | #1073 |
| 2020s | #491 | #660 |
Average national rank across each decade. A dash means the name sat outside the recorded top of that decade.
Around the world
Kason
Not charting outside the US.
Louie
- England & Wales#28
- Scotland#37
National statistics offices, latest published year.
The names themselves
Meaning, roots, sound and the people who carried each
Where each name comes from
Kason
Not established
No established etymology. What is documented is the shape: Kason sits in a cluster with Cason, Kasen, Kaysen and Kayson, and echoes the older Mason and Jason — Mason from the trade of stoneworking, Jason from Greek. Kason itself carries no inherited meaning of its own, and no source has settled one on it.
Our story of Kason — where the record runs out
Think of it as a name assembled rather than inherited. Mason and Jason had been in American ears for generations; the letter K had become the mark of a fresh start on an old sound; somewhere those two facts met and Kason stepped out of them, fully formed and needing no introduction.
Louie
famous in battle
From the Germanic elements hlud 'loud, famous' and wig 'war, battle', through Frankish Hludwig and Old French Louis.
Hludwig → Clovis → Louis → Lewis → Louie
How it traveled
The name begins with the Frankish Hludwig, borne by Clovis, the fifth-century king who united the Franks — Clovis and Louis are the same name at different stages of wear. Through Old French it smoothed into Louis, and eighteen French kings carried it, among them Louis IX, canonized in the thirteenth century, and Louis XIV, whose reign filled the second half of the seventeenth.
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
Kason
KAY-sun
Stress on the first syllable; it rhymes cleanly with Mason and Jason. The K spelling does not change the sound from Cason.
- Kase — The usual short form, informal; also seen as Case, which stands alone as a given name in the US.
- K — Initial-only nickname, informal, common among friends and teammates.
Louie
LOO-ee
Stress on the first syllable. Unlike Louis, which English speakers split between LOO-is and LOO-ee, this spelling settles the question on sight.
- Lou — The standard short form, informal, and long used as a standalone given name for men and women alike.
- Louie — Historically the pet form of Louis; now most often the full name on the birth certificate rather than a nickname.
- Lulu — An affectionate family form, generally used only in early childhood.
Is it right for you
The differences that decide it, laid out by what you want
Choose by what you want
Choose Kason if you want…
- a name past its most crowded yearsKason is stepping back from its peak
- a newer arrivalKason entered the US charts in 1974
Choose Louie if you want…
- a name on the way upup 171 places on the charts in five years
- a name that charts abroad tooLouie is on the national lists of England & Wales and Scotland
- a long American recordLouie was already in use when US records began in 1880
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
Kason
Strengths
- Sound needs no explaining: anyone who knows Mason or Jason says Kason correctly on the first try.
- Two syllables, six letters, front stress — easy for a small child to say and to write.
- Has a working short form, Kase, already in real use.
To consider
- The sound is obvious but the spelling is not. Cason, Kasen, Kaysen and Kayson all sound identical, so expect a lifetime of spelling it out loud even though no one mispronounces it.
- Its recorded life is short and its wave is very recent, so the name is tightly tied to one span of years — it will read as belonging to a particular generation rather than to no era at all.
- Use is noticeably concentrated in Texas, Georgia and Florida, which can make it feel more or less familiar depending on where the family lands.
Louie
Strengths
- The spelling tells people how to say it — no correcting LOO-is versus LOO-ee for a lifetime.
- Lou is an established short form with centuries behind it, so the name has a shorter register built in.
- The same name exists as Louis, Luis, Luigi and Ludwig, which travels easily in multilingual families.
To consider
- Louie and Louis are the same name, and people will default to whichever they know better. Expect forms to come back spelled the other way, and expect to spell it aloud fairly often.
- The 1963 Kingsmen recording of "Louie Louie" is still widely known, so the name arrives with a chorus attached for some listeners.
- Because Louie began as the pet form of Louis, a few people hear it as a nickname rather than a full name. Some parents register Louis and use Louie daily to keep both options open.
Documented properties of each name — how it spells, travels and shortens — not opinions about the child.
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 Kason and Louie 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 Kason and Louie?
Put both to the vote.
One link to your partner, your parents, your sister. Each of them gets the two names, a one-tap answer and room to say why — and every reply lands in one place.
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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
- Vintage names making a comeback
- Grandmother-chic: 1920s names ready to return
- British invasion: UK favorites still rare in the US
- Scottish gems the US hasn't discovered
- all guides
Where Kason and Louie each sit in the library — alternatives in the same style, ranked by the same records.
Kason or Louie — the short answers
- Which is more popular, Kason or Louie?
- Louie, in 2025: Louie ranked #596 with 481 babies; Kason ranked #597 with 480 babies.
- Which name is rising faster, Kason or Louie?
- Louie. Over the last five years Kason moved down 231 places; Louie moved up 171 places.
- Which is the older name, Kason or Louie?
- Kason entered the US charts in 1974; Louie was already in use when US records began in 1880. On the American record, Louie is the older name.
- How many people are named Kason and Louie?
- About 15,000 people named Kason are estimated to be alive in the US today. About 16,000 people named Louie are estimated to be alive in the US today.
- Will there be other Kasons or Louies in the classroom?
- Kason will almost certainly be the only one in school. Louie 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
Keep playing
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