Given name & surname
Niall
“the champion”·“a champion”
Niall is a variant of Neala. In Gaelic use, Neala carries the interpretation “a champion.” Niall is a form of Neil. One interpretation is “the champion.” Its derivation is not certain.
Meaning & origin
What it means
In Celtic use, Niall carries the interpretation “the champion.” Niall is a variant of Neala. In Gaelic use, Neala carries the interpretation “a champion.” Niall is a form of Neil. One interpretation is “the champion.” Its derivation is not certain.
Combines direct and name-family evidence
Where it comes from
A possible origin is Celtic, although the derivation remains uncertain.
How it developed
Niall is used as a form of Neil.
The story
Published U.S. birth records include this spelling as early as 1955. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Niall through the years
- Babies since 1880
- 2,094
- 2,094 boys · 0 girls
- Most popular year
- 2024
- 110 babies
- 2025
- 96
- #1,706 for boys
- 2021–25 vs 2016–20
- +27%
- Rising
Where it’s given
By the numbers
In 2025, this name appeared in 96 U.S. birth records for boys, ranking No. 1,706 among boys’ names. Average annual use for boys was 27.3% higher in 2021–2025 than in 2016–2020. In 2025, California had the largest reported state-level birth count for boys with this name (12). Published U.S. population figures for this spelling include 2,052 as a first name in 2020.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Niall’s family of names
In English usage, Niall as a surname has a diminutive in NELLIGAN. In English usage, Niall shares an earlier linguistic root with Neil. Niall has a related form in Neala.
Inner ring: nicknames and forms · outer: across languages.
Nicknames & forms 9
Diminutives, pet forms, short forms and variants used alongside the name.
- Nealavariant
- Nyalvariant
- Nialvariant
- Nelligandiminutive · English
- Nyallenvariant
- Niallenvariant
- Nyallanvariant
- Nyallvariant
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Across languages 9
Equivalents and cognates in other languages, plus older forms it grew from.
- Neildoublet · English
- Nealequivalent
- Nigelrelated form
- Nigellequivalent
- Nealonderivative · English
- Neillderivative · English
- Njålequivalent
- Njállequivalent
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See also 1
Names our sources mention alongside this one. They are related in story or meaning, not forms of this name.
People named Niall
- Niall HoranIrish singer-songwriterborn 1993
- Niall FergusonBritish historianborn 1964
- Niall McGinnNorthern Irish footballer (born 1987)
- Niall QuinnIrish association football player and managerborn 1966
- Niall KilloranJapanese association football player (1992-)
- Niall MatterCanadian-American actorborn 1980
- Niall of the Nine HostagesIrish king (5th century)301–401
- Niall MacGinnisIrish actor (1913–1977)
- Niall GuthrieNew Zealand rugby union footballerborn 1988
Listed by how widely each person is written about, which says nothing about the name itself.
Similar names
If you love Niall, these share its style, era, origin or sound, from outside its own family.
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Finnegan
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