Given name · also Celtic
Morwenna
“maiden of the white seas”
Morwenna is used as a given name. One Welsh interpretation is “maiden of the white seas.”
Meaning & origin
What it means
One Welsh interpretation is “maiden of the white seas.”
Where it comes from
An origin associated with this spelling is Celtic.
The story
Use of Morwenna was revived during the mid-20th century. The name’s historical associations include a Cornish saint of the 5th century.
Morwenna through the years
- Babies since 1880
- 39
- 0 boys · 39 girls
- Most popular year
- 2020
- 16 babies
- 2025
- 7
- #12,771 for girls
- 2021–25 vs 2016–20
- —
- Too few births to compare
By the numbers
In 2025, this name appeared in 7 U.S. birth records for girls, ranking No. 12,771 among girls’ 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.
Morwenna’s family of names
Morwenna has a related form in Morwen. Morwenna has a related form in Morwena. Morwenna has a related form in Morwenne.
The ring: nicknames and forms.
Nicknames & forms 8
Diminutives, pet forms, short forms and variants used alongside the name.
People named Morwenna
Listed by how widely each person is written about, which says nothing about the name itself.
Similar names
If you love Morwenna, these share its style, era, origin or sound, from outside its own family.
Waliyah
“a holy lady; saint”
>99% girls
Mali
“a ruler; the firstborn son”
10% boys · 90% girls
Aneira
“the golden woman”
>99% girls
Hendy
“courteous, kind, gentle”
>99% girls
Mabyn
“one who is forever young”
>99% girls
Ffion
“having a pale face”
>99% girls
Deryn
“a birdlike woman”
20% boys · 80% girls
Megyn
Megyn is a feminine given name from Welsh.
>99% girls