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Home › Baby Names Directory › Cassadee

Cassadee

♀ Girl

How to Pronounce Cassadee

Pronounced KAS-uh-dee /ˈkæs.ə.di/High

Meaning: Cassadee is a phonetic spelling of Cassidy, from the Irish surname O Caiside, whose root cas is usually read as 'curly-haired' or, by extension, 'clever, ingenious.' The -adee ending writes the name as it sounds; the meaning follows Cassidy.Low

In 30 seconds: Cassadee is a respelling of Cassidy — an Irish surname read as 'curly-haired' or 'clever' (said 'KAS-uh-dee'). It is a modern girl's name.
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Origin LowIrish
MeaningCassadee is a phonetic spelling of Cassidy, from the Irish surname O Caiside, whose root cas is usually read as 'curly-haired' or, by extension, 'clever, ingenious.' The -adee ending writes the name as it sounds; the meaning follows Cassidy.
U.S. rank (2022)#9169 ↗ Rising
2022 U.S. births11 girls (0.00% of U.S. girls)
Peak year2014
Total births (all-time)≈ 277

Popularity in the U.S. · SSA data

peak 201420022022

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

Cassadee respells Cassidy, from the Irish O Caiside, built on cas, 'curly-haired,' sometimes extended to 'clever.' The tailored -adee spelling gives the trendy surname-name a softer, more personal look, in step with the modern taste for creative respellings.

It appeared from the early two-thousands and peaked around 2014, its rise tied to a well-known musical bearer. A Cassadee is young today; standard Cassidy remains far more common, with this spelling a contemporary pop-culture variant.

Did you know? Cassadee owes its visibility to singer Cassadee Pope, of the band Hey Monday and a season winner of The Voice; the SSA-listed peak for this spelling falls around 2014.
Overall data confidence 55%
References — Cassadee — respelling of Cassidy; Cassadee Pope (The Voice) bearer; SSA peak ~2014

Variations

CassidyCassadayKassidy

Nicknames

CassCassieDee

Famous Bearers

  • ★Cassadee Pope (1989–present)
    American singer, frontwoman of Hey Monday, who won the third season of The Voice, popularizing the spelling.

If you like Cassadee…

Cassidy— the standard surname Cassadee respells
Cassie— the natural short form of the name
Cadence— a like modern C- girl's name in rhythm
Kennedy— a same-era Irish surname-name for girls

Explore names like Cassadee

By thememodernsurname-namerespellingirishpop-culture

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Frequently Asked

What does the name Cassadee mean?

Cassadee is a form of Cassidy, an Irish surname often read as 'curly-haired' or 'clever'; it carries that meaning.

How do you pronounce Cassadee?

It's said KAS-uh-dee /ˈkæs.ə.di/ — three syllables, stress on the first.

Is Cassadee a boy or girl name?

Cassadee is used as a girl's name.

How popular is Cassadee?

Cassadee is a rare modern spelling of Cassidy that saw its high in the mid-twenty-tens, tied to a musical bearer.

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