Given name
Aletheia
“one who is truthful”
Aletheia is a variant of Alethea. One Greek interpretation is “one who is truthful.”
Meaning & origin
What it means
Aletheia is a variant of Alethea. One Greek interpretation is “one who is truthful.”
Explained through its name family
Where it comes from
Aletheia is a variant of Alethea. An origin associated with Alethea is Greek.
Explained through its name family
The story
Published U.S. birth records include this spelling as early as 1973. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Aletheia through the years
- Babies since 1880
- 890
- 0 boys · 890 girls
- Most popular year
- 2020
- 66 babies
- 2025
- 58
- #2,897 for girls
- 2021–25 vs 2016–20
- +15%
- Rising
Where it’s given
By the numbers
In 2025, this name appeared in 58 U.S. birth records for girls, ranking No. 2,897 among girls’ names. Average annual use for girls was 15.4% higher in 2021–2025 than in 2016–2020. In 2025, California had the largest reported state-level birth count for girls with this name (7). Published U.S. population figures for this spelling include 590 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.
Aletheia’s family of names
Aletheia has a related form in Alethea.
Inner ring: nicknames and forms · outer: across languages.
Nicknames & forms 2
Diminutives, pet forms, short forms and variants used alongside the name.
Across languages 1
Equivalents and cognates in other languages, plus older forms it grew from.
Similar names
If you love Aletheia, these share its style, era, origin or sound, from outside its own family.