Kasyn

♀ Girl

Pronounced KAY-sin /ˈkeɪ.sɪn/High

Meaning: A modern respelling of Cason/Kason, a surname-style American name of uncertain origin — probably on the Case/Cason surname or simply the -syn sound pattern. It leans to boys, which we note; the routes are uncertain.Low

In 30 seconds: A stripped-down modern name: Kasyn respells Cason (said 'KAY-sin'). More often a boy's name, and the routes are uncertain — we note both.

💕 Browse more names

Origin LowEnglish

MeaningA modern respelling of Cason/Kason, a surname-style American name of uncertain origin — probably on the Case/Cason surname or simply the -syn sound pattern. It leans to boys, which we note; the routes are uncertain.

U.S. rank (2024)#14295 ↘ Falling

2024 U.S. births6 girls (0.00% of U.S. girls)

Peak year2014

Total births (all-time)≈ 245

Popularity in the U.S. · SSA data

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

SSA data updated May 2026. How we source & verify this data.

History & Origin

Kasyn is a modern respelling of Cason/Kason, a surname-style given name popular in the U.S. in recent decades. It likely rests on the Case/Cason surname, though it may simply be sound-driven; the routes are uncertain, which we note. It leans to boys, a lean we also note (said 'KAY-sin').

For girls it appears only rarely in the U.S. Rare, modern, and boy-leaning.

Did you know? Kasyn shows two American habits at once: turning surnames into first names, then respelling them with a y. It leans to boys and its routes are uncertain, both of which we note.

Overall data confidence 28%

References — Kasyn — Cason/Kason respelling; boy-leaning; routes uncertain

Variations

CasonKasonKaysen

Nicknames

KasKaySyn

Famous Bearers

Famous bearers coming soon.

If you like Kasyn…

Cason— the name Kasyn respells

Emersyn— a like -syn surname-style pick

Jaxyn— a like modern -yn respelling

Kaysen— a close cousin in sound

Explore names like Kasyn

By thememodern cross-sex respelling unisex-lean-boy

All themes →All meanings →All origins →

Frequently Asked

What does the name Kasyn mean?

Kasyn respells Cason/Kason, a surname-style modern name. The routes are uncertain, which we note.

How do you pronounce Kasyn?

It's said KAY-sin — two syllables, stress on the first.

Is Kasyn a boy or girl name?

Kasyn is used for both, but more often for boys — we note the lean.

How popular is Kasyn?

Kasyn is a rare name for girls in the U.S.