b babynamesuggestion
Menu

Your Shortlist

0 names saved

Thomasin

Quick answerThomasin means "twin" and derives from the Aramaic name Thomas (Toma'a), which comes from the Greek form of this Semitic root.

Aramaic · Girl · 3 syllables

T
Rare

Popularity & facts

Relative popularity index, 2010–2025
GenderGirl
US Rank#8,817
TrendRevival
Peak year2023
Syllables3
OriginAramaic
LanguageEnglish
CultureChristian European
ReligionChristianity
Letters8
Numerology9 Chaldean 3
Global rank#5,688

Popularity over time

Popularity index
Hover the line to see any year. 100 = most popular.

Historical popularity from 1880–2025 · US Social Security Administration data

About the name Thomasin

Thomasin means "twin" and derives from the Aramaic name Thomas (Toma'a), which comes from the Greek form of this Semitic root.

This meaning was compiled with AI assistance and is awaiting community review. Know this name well? Help verify or improve it.

Etymology

Thomasin means "twin" and derives from the Aramaic name Thomas (Toma'a), which comes from the Greek form of this Semitic root. The name has been used primarily in Christian cultures, particularly in medieval England, with notable historical bearers including Thomasin of Brotherton (1315–1318), daughter of Edward II.

Thomasin currently ranks #8,817 in the United States as a girl's name. It reached its peak popularity around 2023.

Contribute to this name

Help improve this page with a meaning, origin, or correction—and get credited as a contributor.

Login to contribute

We use Google & Facebook login — no password needed.

AdvertisementAd — responsive (after data block)

Sibling name ideas

Christian European names that sit beautifully beside Thomasin

Similar names you might like

Names starting with T

Names that sound like Thomasin

Phonetic match, not just spelling
Tamzin
Girl

"The given name 'Tamzin' is derived from the Hebrew name 'Tamar', meaning 'palm tree' or 'date palm', and is of…"

Global rank #311 View name
Thomasina
Girl English

"Thomasina is the feminine form of Thomas, derived from the Aramaic name Toma, meaning "twin." The name has been primarily…"

Global rank #409 View name
Tamsin
Girl English (British)

"The given name 'Tamsin' is derived from the Hebrew name 'Tamar', meaning 'date palm tree' or 'palm tree', and is…"

Global rank #413 View name
Thomas-James
Boy Aramaic and Hebrew

"The name 'Thomas-James' is a compound of two names: Thomas, from the Aramaic *t’om’a* meaning "twin," and James, from the…"

Global rank #532 View name
Tenzin
Unisex Tibetan

"The name Tenzin means "holder of the teachings" or "upholder of the doctrine," deriving from the Tibetan words *ten* (teachings)…"

Global rank #596 View name
Tamsyn
Girl English (British)

"The name Tamsyn is a Cornish variant of Thomasina, the feminine form of Thomas, meaning "twin" from the Aramaic *t’om’a*."

Global rank #664 View name
Tamzyn
Girl Cornwall

"Tamzyn is a Cornish variant of Thomas, meaning "twin" from the Aramaic *t'om'a*."

Global rank #793 View name
Tenzin-Tsultrim
Boy Tibetan

"Tenzin-Tsultrim combines two Tibetan Buddhist names: "Tenzin" (བསྟན་འཛིན) means "holder of the teachings" from Sanskrit roots, while "Tsultrim" (ཚུལ་ཁྲིམས) means…"

Global rank #941 View name
Tenzin-Dolkar
Girl Tibetan

"Tenzin-Dolkar is a Tibetan compound name meaning "holder of teachings" (Tenzin) and "turquoise goddess" or "turquoise light" (Dolkar), combining Sanskrit-derived…"

Global rank #960 View name
Thomasine
Girl Aramaic

"Thomasine is the feminine form of Thomas, derived from the Aramaic name Tôm'â meaning "twin." The name has been used…"

Global rank #1,098 View name
Thomassine
Girl Aramaic

"Thomassine is the feminine form of Thomas, derived from the Aramaic name Toma (תומא), meaning "twin." The name has roots…"

Global rank #1,460 View name
Tommy-James
Boy Aramaic and Hebrew

"Tommy-James is a hyphenated compound name combining "Tommy" (a diminutive of Thomas, from Aramaic "Toma" meaning "twin") and "James" (from…"

Global rank #1,595 View name
AdvertisementAd — between sections

Names trending right now

Rising names for Girls

Help us make this better for every parent

Found a mistake · Know a name we’re missing · Have a different or better meaning for a name · Any question or recommendation — your insight helps families worldwide choose with confidence.

Share your feedback →
Scroll to Top
Follow & Connect