Thomasin

“Twin”

England origin · Girl name

♂ 3% boys♀ 97% girls

#7212US 2023

16Births / yr

↑Rising

16All-time births

📅 Since 196300

How to pronounce Thomasin

TAH·MAZ·in

/ˈtɑ.ˈmæz.ɪn/ · stress on TAH · 3 syllables

“Twin”

England origin · Girl name

What does Thomasin mean and where does it come from?

Thomasin is a feminine form of the name Thomas, which derives from the Aramaic word 'twin'. This name was first recorded in the 16th century and has historical usage in England. Notable bearers include Thomasin von Beringen, a 14th-century German scholar.

Cultural significance

Thomasin has been a cherished name across cultures, particularly in England-speaking communities, where it reflects values of twin.

Peak popularity

Reached #7649 in 1963 — currently #7212 in the US.

🌿

What middle names flow best with Thomasin?

Thomasin works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful

Thomasin Grace

How popular is Thomasin right now?

Rising fast — up 3946 spots — currently #7212 in the US out of 135.5k tracked names

US Trend 2020–2023#7212 · Top 5.3%

2020

2021

2022

2023

Year	US Rank	Births	vs Prior Year
2023	#7212	16	▲ up 3946 · +78% births
2022	#11158	9	▼ down 2236 · -25% births
2021	#8922	12	▲ up 4703 · +100% births
2020	#13625	6	—

Name Popularity Timeline

Popularity Statistics for Thomasin

Best Year2023Rank #7212

Peak Count16

Average Rank#10229

Current Trend→Stable

Data Range2020 - 20234 years

The story of Thomasin

Thomasin is a relatively modern name, first appearing in US records in 1963. With 16 total births recorded, Thomasin remains relatively uncommon. The name has grown more popular over time, rising from #13625 in 2020 to #7212 in 2023.

Names that peaked alongside Thomasin in 1963:

Lisa Mary Susan Karen Linda

Thomasin by decade

Thomasin peaked in the 1960s. See all 1960s names →

Decade	Births
1960s	5
1970s	5
2020s ★	6

💎Thomasin has only 16 total recorded births since 1963 — rarer than 99% of names in our database.

What are good nicknames for Thomasin?

Common

ThoThomThomieThomyAsin

What names sound and feel like Thomasin?

Based on sound, origin, and style — parents who love Thomasin also consider these

Thomasine

English · A feminine form

England · light-hearted

Scarlett

England · red; scarlet color

Margaret

England · pearl

Maddysin

English · A meaningful name

Common questions about the name Thomasin

What does the name Thomasin mean?

Thomasin means "Twin" — a name rooted in England tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.

How popular is the name Thomasin?

Thomasin is currently a distinctive and less common name as a girl name in the US and is rapidly gaining popularity — searches for Thomasin have increased significantly in recent years.

What is the cultural origin of Thomasin?

Thomasin originates from England tradition. England names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.

How do you pronounce the name Thomasin?

Thomasin is a three-syllable name pronounced T AA1 M AE1 Z IH0 N. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.

What sibling names go well with Thomasin?

Thomasin pairs beautifully with sibling names that share a similar England heritage or complement its melodic and flowing sound. Names with a similar vibe create a cohesive sibling set without matching too closely.