Given name
Alyster
“helper and defender of mankind”
Alyster is a variant of Alastair. In Scottish use, Alastair carries the interpretation “helper and defender of mankind.”
Meaning & origin
What it means
Alyster is a variant of Alastair. In Scottish use, Alastair carries the interpretation “helper and defender of mankind.”
Explained through its name family
The story
Published U.S. birth records include this spelling as early as 2011. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Alyster through the years
- Babies since 1880
- 59
- 59 boys · 0 girls
- Most popular year
- 2022
- 9 babies
- 2025
- 5
- #12,111 for boys
- 2021–25 vs 2016–20
- +100%
- Rising fast
By the numbers
In 2025, this name appeared in 5 U.S. birth records for boys, ranking No. 12,111 among boys’ names. The recent annual counts are too incomplete to establish a ten-year comparison.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Alyster’s family of names
Alyster has a related form in Alastair.
Inner ring: spellings · outer: nicknames and forms.
Nicknames & forms 1
Diminutives, pet forms, short forms and variants used alongside the name.
Spellings & scripts 1
The same name written differently, including transliterations into other scripts.
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