MallowbyNames

Guilianna

gwih-lee-AH-nah · Of uncertain origin; likely a modern elaboration of Giuliana, the feminine form of Italian Giuliano (Julian), ultimately from Latin Julianus, meaning 'belonging to Julius'.

Peak popularity
2010
Usually for
Girls
Trend
Declining since 2011

Declining since 2011.

Popularity of Guilianna since 2001

Babies named Guilianna per year in U.S. Social Security records.

8152320102020Most births 2010Girls
Data table (by decade)
DecadeGirls
2000s64
2010s112
2020s20

Meaning & origin

Guilianna is a modern, Italian-influenced American name that first appeared on the U.S. Social Security Administration's baby name list in 2001. It reached its peak usage in 2010, when 46 girls received the name, and has since experienced a gradual decline, with 30 girls named in 2025. The trajectory indicates a falling trend that began in 2011, reflecting a pattern seen with many creative spellings and elaborations. While the name did not rank in the top 1,000 in any year and no top states were recorded, its steady if modest usage suggests it has found a niche among parents seeking a feminine, melodic name with Italian flair. The variant spelling with a 'Gui-' beginning distinguishes it from the more common Giuliana and Juliana, appealing to those who prefer a unique twist without straying too far from the familiar. Given its recent coinage, the name's foundational meaning ties back to the ancient Roman clan name Julianus, but Guilianna itself is best understood as a contemporary invention rather than a traditional name.

Guilianna is a modern English respelling of Giuliana, the Italian feminine form of Giuliano, derived from the Roman family name Julianus. The name first appeared in U.S. records in 2001 and gained moderate use, peaking in 2010. While it bears similarity to the Italian original, its spelling and usage in the United States reflect contemporary naming trends, where variant forms of established names are created by altering vowels or doubling consonants.

Nicknames & variants

Nicknames: Gia, Gigi, Anna, Lia

Variants: Giuliana, Juliana, Guliana

Sibling names for Guilianna

Names that share Guilianna's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

G is for Guilianna, our favorite little girl.

G is for Guilianna…”

In a Mallowby alphabet book, Guilianna's letter becomes Guilianna's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Guilianna's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

How popular is Guilianna?
In 2025, 30 newborn girls were named Guilianna, though it did not rank among the top 1,000 names. The name's peak usage was in 2010, and it has been gradually declining in use since 2011.
Is Guilianna a boy or girl name?
Guilianna is almost exclusively used as a girl's name, in line with its feminine origins.
What does the name Guilianna mean?
The meaning is uncertain. It is likely a modern elaboration of Giuliana, the Italian feminine form of Julian, which derives from the Roman family name Julianus, meaning 'belonging to Julius.'