The first name Alethea
A girl’s name from Greek.
Pronounced /ˌæləˈθiːə/ 4 syllables Female
Meaning and origin
Greek origin
Borrowed from Ancient Greek ἀλήθεια (alḗtheia).
From Wiktionary (CC BY-SA 4.0).
Popularity
Babies registered in England and Wales, 1996–2025
In 2025, 9 girls were named Alethea, making it the 2,788th most popular girls’ name. It peaked in 2012, with 18 births (#1,649).
Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Alethea with other names.
Popularity in the United States
Babies named Alethea at birth, 1880–2025
In 2025, 54 girls born in the United States were named Alethea, the 3,030th most popular girls’ name that year. It was used most in 1973, when 322 were.
US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.
Famous people named Alethea
2 on Wikidata, most written-about first
- Alethea Arnaquq-BarilCanadian filmmaker (born 1978)
- Alethea Howard, Countess of ArundelEnglish noble and art patron, 1585–1654
More Greek girls’ names
Questions
- What does the name Alethea mean?
- Borrowed from Ancient Greek ἀλήθεια (alḗtheia).
- What is the origin of the name Alethea?
- Borrowed from Ancient Greek ἀλήθεια (alḗtheia).
- How popular is the name Alethea?
- In 2025, 9 girls born in England and Wales were named Alethea, ranking 2,788th. Its peak was 2012, with 18 births.
- Is Alethea a boy's or a girl's name?
- Mostly a girl's name: 100% of the 4,968 US babies named Alethea since 1880 were girls.
- When was Alethea most popular?
- 1973 in the United States, when 322 babies were named Alethea, its highest rank at 522nd.
- How do you pronounce Alethea?
- Alethea is /ˌæləˈθiːə/, 4 syllables.