# Thomasina

Thomasina, Thomasine, or Thomasena is the feminine form of the given name Thomas, which means "twin". Thomasina is often shortened to Tamsin. Tamsin can be used as a name in itself; variants of Tamsin include Tamsyn, Tamzin, Tamsen, Tammi, Tamzie and Tamasin. The version "Tamsin" is especially popular in Cornwall and Wales. Along with Tamara it is the ancestor of "Tammy".

## People named Thomasina (and variants)
### Tammi

* Tammi Patterson (born 1990), Australian tennis player
* Tammi Terrell (1945–1970), American recording artist

### Tammie

* Tammie Jo Shults (born 1961), American commercial airline captain, author, and retired naval aviator

### Tamsen

* Tamsen Donner (1801–1847), third wife of George Donner of the Donner Party
* Tamsen Fadal (born 1970), American journalist, news anchor, author and host/executive producer
* Tamsen McGarry (born 1982), Irish alpine skier
* Emil Tamsen (1862–1957), South African philatelist

### Tamsin

* Tamsin Blanchard, British fashion journalist
* Tamsin Carroll (born 1979), Australian actress
* Tamsin Cook (born 1998), Australian swimmer
* Tamsin Dunwoody (born 1958), sometimes known as Tamsin Dunwoody-Kneafsey, British politician
* Tamsin Edwards, British climate scientist
* Tamsin Egerton (born 1988), British actress
* Tamsin Ford (born 1966), British psychiatrist specialising in children's mental health
* Tamsin Greenway (born 1982), English netball player
* Tamsin Greig (born 1966), British actress
* Tamsin Heatley, British actress and voice artist
* Tamsin Hinchley (born 1980), Australian volleyball player
* Tamsin Mather (born 1976), British Professor of Earth Sciences
* Tamsin Pickeral (born 1971), British author and art historian
* Tamsin West (born 1974), Australian actress and singer

### Tamsyn

* Tamsyn Challenger, Cornish artist
* Dame Tamsyn Imison (1937–2017), British educator
* Tamsyn Leevey (born 1978) New Zealand squash player
* Tamsyn Manou (born 1978), Australian athlete and middle-distance runner
* Tamsyn Muir, New Zealand author of fantasy, science fiction and horror genres
* Oona Tamsyn King, Baroness King of Bow (born 1967), British Labour politician

### Tamzin

* Tamzin Malleson (born 1974), British actress
* Tamzin Merchant (born 1987), British actress
* Tamzin Outhwaite (born 1970), British actress
* Tamzin Thomas (born 1997), South African sprinter

### Thomasin

* Thomasin von Zirclaere or Tommasino Di Cerclaria (c.1186–c.1235), Italian Middle High German lyric poet.
* Thomasin McKenzie (born 2000), New Zealand actress

### Thomasina

* Thomasina Jordan (?–1999), American Indian activist who became the first American Indian to serve in the United States Electoral College
* Thomasina Miers (born 1976), British chef
* Thomasina Pidgeon (born 1975), Canadian rock climber
* Thomasina Winslow (1965-2023}, American blues musician
* Thomazina Muliercula (died 1603), English jester at the court of Elizabeth I

### Thomasine

* Thomasine Christine Gyllembourg-Ehrensvärd (1773–1856), Danish author
* Thomasine, Lady Percival (c. 1470–c. 1530), Cornish benefactress
* Thomas(ine) Hall (c. 1603–after 1629), an intersex individual in British America
* Margrethe Marie Thomasine Numsen (1705–1776), Danish courtier

## Fictional Thomasinas

* Beatrix Potter's Thomasina Tittlemouse.
* Tamsin Yeobright from The Return of the Native by Thomas Hardy. Her name is given alternately as Tamsin or Thomasin throughout the book.
* Thomasina, the feline heroine of the 1957 book Thomasina: The Cat Who Thought She Was God by Paul Gallico and The Three Lives of Thomasina, a 1964 Disney film based on the book.
* Thomasina, a character in Tom Stoppard's Arcadia.
* Thomasina, a character in the television series Kings.
* "Thomasina", a song by The Besnard Lakes.
* Tamsin, a character in the television series Lost Girl.
* Thomasin, a character in Robert Eggers' 2015 film The Witch.
* Tamasin Reedbourne, a character in C. J. Sansom's Shardlake book series.
* Thomasina Tuckerton, a character in Agatha Christie's The Pale Horse.

## Similar names

* Thomas
* Tammy
* Tamara
* Tamar
* Tasmin
* Tazmin