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Tilly

Girl name · English

Meaningmighty in battle · English form of Matilda

US rank
#884
Syllables
2
Peak
#884 in 2025

302 babies were named Tilly in the US in 2025. It has climbed 443 places in five years.

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US births per million girls, 1912–2025

0951901912196020002025

Most popular states (2025)

WV rank #230SD rank #233OR rank #273KY rank #307ID rank #308

Similar names

Popularity: U.S. Social Security Administration (babies with 5+ births per year).

Did you know?

A few things about Tilly you might not know, from US birth records and Wikipedia. Handy for convincing a partner, or a grandparent.

Tilly Fleischer

Famous Tilly

Tilly Fleischer

German javelin thrower (1911–2005)

Choose Tilly and your child shares a first name with Tilly Fleischer, a German javelin thrower. A ready-made answer when someone asks “Tilly, like who?” Tilly Fleischer's Wikipedia article is available in 30 languages, a good sign of just how widely known they are.

Read about Tilly Fleischer on Wikipedia (opens in a new tab)

Photo: Hoffmann, CC BY-SA 3.0 de (opens in a new tab), via Wikimedia Commons

  • How commonAbout 1 in every 5,322 baby girls born in the US in 2025 was named Tilly, 302 babies in all. In a typical school of 500 kids, your Tilly would very likely be the only one.
  • HistoryTilly first shows up in US birth records in 1912, the first year at least 5 babies got it. It has been in use for 113 years since.
  • Best yearTilly is at its all-time high right now: #884 in 2025.
  • Then vs nowTilly is 67× more common today than it was in 2000. In 2000 it was given to about 1 in 357,143 baby girls; in 2025, about 1 in 5,322.
  • TrendTilly has climbed 443 places in the US rankings over the last five years and now sits at #884. Fast risers like this often keep climbing, so expect to hear it more.
  • Where it's lovedTilly is most popular in West Virginia, where it ranks #230, followed by South Dakota (#233) and Oregon (#273). It's in the top 1,000 in 20 states.
  • MeaningTilly is an English form of Matilda, which means “mighty in battle”.

About the name Tilly

Tilly is a girl name of English origin meaning “mighty in battle”. It has 5 letters and 2 syllables, starting with T and ending in “-lly”. US birth records list Tilly for girls from 1912 to 2025, in 55 of those 114 years. Its best year was 2025, when it ranked #884 among girl names. In 2025 it ranked #884, with 302 babies.

Origin:English names

Tilly for girls, by decade
DecadeBabies per millionAbout 1 in
1910s4.3230,548 girls
1920s1.7595,238 girls
1930s1.1934,579 girls
1940s0.51,923,077 girls
1950s0.34,000,000 girls
1960s1.01,030,928 girls
1970s1.8552,486 girls
1980s0.33,448,276 girls
1990s4.0250,627 girls
2000s9.9101,010 girls
2010s5019,912 girls
2020s1496,698 girls

More English girl names

Questions about the name Tilly

What does the name Tilly mean?

Tilly means “mighty in battle” in English, as a form of Matilda.

What is the origin of the name Tilly?

Tilly has English roots in our records. Other English names include Olivia, Charlotte, Harper.

Is Tilly a boy or girl name?

Tilly is a girl name.

How popular is the name Tilly?

Tilly ranked #884 for US girls in 2025, given to 302 babies. Its best year was 2025 (#884).