Zack
Masculine · “the Lord has remembered”
Zack is one syllable that lands cleanly — a hard Z at the front, a hard K at the back, nothing in between to trip over. Behind it sits Zechariah, one of the twelve minor prophets of the Hebrew Bible, a name that has been shortened by English speakers for centuries. The clipped form has long since learned to stand on its own.
How old is the name Zack?
Zack was already in use when US birth records began in 1880 — it is at least 145 years old. The typical Zack alive today was born around 1998, making them about 27 years old. About 6,900 people named Zack are estimated to be alive in the US today.
When was the name Zack most popular?
Zack peaked in 1883, reaching #309 nationally. Today it ranks #1425, 1,116 places below that high. See the whole 1883 chart.
Zack appears on this list:
Where it comes from
From Zekharyah to Zack
The story of Zack
The root is Hebrew: Zekharyah, borne by the prophet whose book closes the Hebrew Bible's twelve, and by the father of John the Baptist in the Gospel of Luke. Greek translators wrote it Zacharias, Latin kept it close, and medieval English speakers wore it down to Zachary. Puritan families in England and later in America favored biblical names of exactly this kind, and Zachary traveled with them across the Atlantic. Zack is the clipped everyday form of that long line, spelled with a k to match how English already handles words like back and pack.
Meaning
the Lord has remembered
Zack comes from Zachary, English form of Hebrew Zekharyah, built from the verb zakhar, 'to remember', and the divine name.
How the name formed
- Zekharyah
- Zacharias
- Zachary
- Zack
Related forms: Zekharyah · Zacharias · Zacarías · Zaccaria · Zakhar · Zacharie
Pronouncing Zack
ZAK
One syllable, rhyming with back. The same in every English-speaking country; no regional variation to explain.
Nicknames for Zack
High
What the data says
146 years of official birth records
The long climb, and where it stands now
The same years in position rather than babies
- First recorded
- 1880
- Most boys named
- 2007221 — the highest on record
- Peak rank
- #309reached in 1883
- Change vs 2022
- −11.3%126 in 2025, from 142
Rank is a position, a count is a headcount, and they move independently — a name can hold its rank while the number of babies behind it falls. Source: U.S. Social Security Administration.
Zack in other languages
The same name elsewhere
- Zekharyah in Hebrew — transliteration
- Zacharias in Greek — related form
- Zacarías in Spanish — related form
- Zaccaria in Italian — related form
- Zakhar in Russian — related form
- Zacharie in French — related form
Strongest US states over the last decade: California, New York, Texas.
Zacks among us
people named Zack are estimated to be alive in the US today
About 1 boy in 13,556 born in 2025 was named Zack
Estimated from SSA birth records and published actuarial life tables. Method
Spellings of Zack
- #1425
- Zack on the 2025 chart
- #754
- counting every spelling
The SSA counts spellings, not names. Zack went to 126 boys in 2025, but Zac and Zak are the same name said out loud. Together the 3 spellings went to 175, which makes it the 754th most-given boys’ name of the year — 671 places above the chart.
About 1 boy in 9,760 born in 2025 was given one of these spellings — against 1 in 13,556 for Zack itself.
Spellings are grouped by a fixed rule that folds interchangeable English spellings of one sound (ck/k, ph/f, x/ks, a non-initial y for i) and keeps vowels apart, so Sean and Shawn stay separate names. It errs towards splitting: a family here is never larger than the truth. SSA national data, 2025. Method
Is it right for you
What happens to a name after it peaks
Fashion outlook
Zack 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 scored estimate from 146 years of naming cycles — not a prophecy. Great names outlive statistics. How this is scored
Where Zack is headed
Zack should hold steady through 2030 — the curve is flat, and flat curves are the most predictable kind.
Medium confidence — fitted on official counts through 2025.
A damped-trend projection of the official birth data — a sketch of momentum, not a promise. Every name's forecast, ranked.
Zack beside its neighbors
The names ranked closest to Zack in 2025, in babies rather than position — the bars are to scale.
US boys given each name in 2025.
The trade-off
- One syllable, one clear vowel — easy to say on the first try, easy to hear across a playground or a phone line.
- Backed by Zachary and Zechariah, so a longer, formal version is always available on a diploma or a résumé.
- The root name is recognizable in Hebrew, Greek, Spanish, Italian and Russian, so the family it belongs to travels well.
- Stands alone as a registered given name, not only as a nickname — plenty of men carry Zack on their birth certificate.
- Zach, Zack, Zac and Zak all sound identical, so expect a lifetime of spelling it out. Nothing in the sound tells anyone which one you chose.
- Because it began as a short form, some people will assume the full name is Zachary and address forms or emails accordingly.
- It sits squarely with men now in their late twenties and thirties, so it reads as recent-generation rather than antique — familiar to most ears without being common in classrooms.
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What they receive
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Zack
Masculine · #1425 in the U.S.
Frequently asked
- How many Zacks are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 6,900 people named Zack are estimated to be alive in the US today.
- How do you spell Zack?
- Zack is the most-used spelling in US records — 126 of the 175 babies given the name in 2025. The others recorded are Zac and Zak.
- How popular is the name Zack in 2025?
- Zack ranks #1425 among US boy names in 2025, with 126 babies given the name.
- How rare is the name Zack?
- About 1 in every 13,556 US boys born in 2025 was named Zack — 126 in all.
- Will my child share the name Zack with classmates?
- Zack will almost certainly be the only one in school.
Ranked beside Zack
Names sitting at a similar level of popularity right now.
Jessie#1425 · Finneas#1425 · Dev#1425 · Jacoby#1425 · Rush#1425 · Aleksander#1425 · Haze#1425 · Orson#1425
Looking for what else is popular rather than what resembles Zack? See the current top 100.
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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