Given name & surname

Thu

“born in autumn”·“born during the autumn”

Thu is used as a given name and a surname. Interpretations include “born in autumn” (Vietnamese) and “born during the autumn” (Vietnamese). These may reflect different naming traditions.

Meaning & origin

What it means

Interpretations include “born in autumn” (Vietnamese) and “born during the autumn” (Vietnamese). These may reflect different naming traditions.

Where it comes from

An origin associated with this spelling is Vietnamese.

How it developed

From Vietnamese Thư, from Norwegian Thu.

Adapted from Wiktionary (CC BY-SA 4.0)

The story

Published U.S. birth records include this spelling as early as 1975. This is the earliest published observation available here, rather than a date for the name’s origin.

From dated birth records

Thu through the years

Babies since 1880
837
5 boys · 832 girls
Most popular year
1983
55 babies
2025
0
Outside the ranked list
2021–25 vs 2016–20
—
Too few births to compare
010203040198020002025Highest share 19830.0
Thu in U.S. Social Security birth records, 1975–2025, per million girls born. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.

By the numbers

The most recent published U.S. birth count for girls is 12 in 2018. Later missing counts do not mean the name went unused. Its largest published annual count for girls was 55 in 1983. Published U.S. population figures for this spelling include 11,151 as a first name in 2020; 1,036 as a surname in 2020.

From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.

ThuThư

The ring: spellings.

Hover or tab through the constellation to see how each name is related. Bigger dots are names more people in the U.S. share.

Spellings & scripts 1

The same name written differently, including transliterations into other scripts.

People named Thu

Listed by how widely each person is written about, which says nothing about the name itself.

Similar names

If you love Thu, these share its style, era, origin or sound, from outside its own family.

Vietnamese

Thi

“one who inspires poetry”

0Not recently recorded

13% boys · 87% girls

Vietnamese

Thuy

“one who is gentle and pure Thuye, Thuyy: Thuyye” · “one who is kind”

0Not recently recorded

2% boys · 98% girls

Vietnamese

Thuong

“one who is loved tenderly” · “one who loves tenderly”

0Not recently recorded

16% boys · 84% girls

Vietnamese

Thao

“one who is respectful of her parents” · “one who is courteous”

11Very rare

16% boys · 84% girls

Vietnamese

Tuyet

“snow-white woman”

0Not recently recorded

>99% girls

Greek · Modern

Thy

“a poet” · “one who is untamed”

0Not recently recorded

>99% girls

Vietnamese

Tuyen

“an angel” · “a heavenly messenger”

0Not recently recorded

14% boys · 86% girls

Vietnamese · Nature

Lieu

“of the willow tree”

0Not recently recorded

>99% girls

Sibling ideas

Names that share Thu’s feel without repeating its first letter or rhyming with it.

A brother for Thu