Thomasine

A feminine form of Thomas; meaning 'twin'
English origin · Girl name
3% boys97% girls
#697US 2023
1.5kBirths / yr
Stable
2.2kAll-time births
📅 Since 190900
How to pronounce Thomasine
tah·mah·SEEN
/tɑ.mɑ.ˈsiːn/ · stress on SEEN · 4 syllables
A feminine form of Thomas; meaning 'twin'
English origin · Girl name

What does Thomasine mean and where does it come from?

Thomasine is an old-fashioned name derived from Thomas, with roots in both English and French. The name means 'twin,' and its etymology can be traced back to the Aramaic word 't'oma,' also meaning twin. Although it is somewhat archaic, its resurgence can be noted in modern naming trends that favor v

Cultural significance
Thomasine has been a cherished name across cultures, particularly in English-speaking communities, where it reflects values of a feminine form of thomas; meaning 'twin'.
Peak popularity
Reached #1005 in 1941 — currently #697 in the US.
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Related Reading
English-origin baby names with timeless appeal
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What middle names flow best with Thomasine?

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

Thomasine Grace
Most popular combo · classic
Thomasine Rose
Floral · soft ending
Thomasine Mae
Sweet · timeless
Thomasine Claire
French influence · crisp
Thomasine Jane
Literary · strong
Thomasine Skye
Modern · airy feel
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Middle Names
The best middle names for Thomasine
Browse ideas →

How popular is Thomasine right now?

Holding steady — currently #697 in the US out of 135.5k tracked names

US Trend 19102023#697 · Top 0.51%
1935
1940
1945
1950
1955
1960
1965
1970
1975
1980
1985
1990
2021
2022
2023
YearUS RankBirthsvs Prior Year
2023#6971,503▲ up 5 · +1% births
2022#7021,483▲ up 5 · +2% births
2021#7071,453▲ up 12405 · +28960% births
1990#131125▼ down 2277
1985#108355▼ down 2557 · -29% births
1980#82787▼ down 4856 · -65% births
1975#342220▼ down 1009 · -35% births
1970#241331▼ down 482 · -14% births
1965#193136▼ down 86 · -5% births
1960#184538▼ down 320 · -16% births
1955#152545▼ down 398 · -33% births
1950#112767▼ down 9 · +34% births
1945#111850▲ up 96 · +35% births
1940#121437▲ up 23 · +9% births
1935#123734

The story of Thomasine

Thomasine entered American naming records in 1909 and has been in use for over 115 years. With 2,234 total births recorded, Thomasine remains relatively uncommon. The name has grown more popular over time, rising from #2697 in 1910 to #697 in 2023.

Names that peaked alongside Thomasine in 1941:

Thomasine by decade

Thomasine peaked in the 1940s. See all 1940s names →

DecadeBirths
1900s5
1910s89
1920s264
1930s329
1940s505
1950s500
1960s296
1970s180
1980s55
1990s11
💎With 2,234 total births, Thomasine is an uncommon but established name.

What are good nicknames for Thomasine?

Common
ThoThomThomieThomyIne

Common questions about the name Thomasine

What does the name Thomasine mean?
Thomasine means "A feminine form of Thomas; meaning 'twin'" — a name rooted in English 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 Thomasine?
Thomasine is currently ranked #697 as a girl name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Thomasine?
Thomasine originates from English tradition. English 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 Thomasine?
Thomasine is a four-syllable name pronounced T AA0 M AA0 S IY1 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 Thomasine?
Thomasine pairs beautifully with sibling names that share a similar English heritage or complement its melodic and flowing sound. Names with a similar vibe create a cohesive sibling set without matching too closely.