MallowbyNames

Letti

LET-ee · Of uncertain origin; possibly a diminutive of names ending in -let or a variant of Lettie, itself a pet form of Letitia.

2025 rank (girls)
#3,975
Babies named in 2025
36
Peak popularity
2021
2025 frequency
1 in 44,646 girls
Usually for
Girls
Trend
Rising since 2008

Rising since 2008, #3,975 for girls today.

Popularity of Letti since 1960

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

1939581960198020002020Most births 2021Girls
Data table (by decade)
DecadeGirls
1960s5
1970s0
1980s0
1990s0
2000s0
2010s297
2020s297

Meaning & origin

Letti is a rare given name that first appeared on U.S. birth records in 1960. It reached its peak popularity in 2021, though it has been steadily rising since 2008. As of 2025, it ranked 3,975th with approximately 1 in every 44,646 baby girls receiving the name. The name is most likely a modern variant of Lettie, itself a diminutive of Letitia, derived from the Latin word laetitia meaning 'joy'. Despite its rarity, Letti has shown consistent growth in the 2020s, reflecting a trend toward vintage-sounding diminutives.

Letti is a modern coinage, likely formed as a variant or respelling of Lettie. Lettie originated as a diminutive of Letitia, a name from Latin laetitia meaning 'joy, happiness'. As a standalone given name, Letti has seen sporadic use in the United States since the mid-20th century.

Nicknames & variants

Variants: Lettie, Letty

Sibling names for Letti

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

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

L is for Letti, our favorite little girl.

L is for Letti…”

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

Make Letti's book

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

Questions parents ask

What does the name Letti mean?
The meaning of Letti is uncertain. It may be a variant of Lettie, a diminutive of Letitia, which comes from Latin laetitia meaning 'joy'.
How popular is the name Letti?
Letti is a rare name. In 2025, it ranked 3,975th in the United States, with approximately 1 in every 44,646 baby girls given the name that year.
Is Letti a boy or girl name?
Letti is almost exclusively used as a girl's name.