Siobhan Thompson

Siobhan Thompson (born 29 July 1984) is a British-American comedian and writer. She is known for her work on the CollegeHumor Originals web series and for her roles on Dropout's Dimension 20. She has appeared in other programs such as Adam Ruins Everything and Broad City. She was also a staff writer for Adult Swim's Rick and Morty and a writer on Krapopolis.

Biography
Thompson originally moved from England to the United States to be an archaeologist, but soon found herself drawn to comedy. She began taking classes at the Upright Citizens Brigade in 2010, and is a member of their Maude team Alamo. She is also the former host of the BBC America web series "Anglophenia", the co-host of the sketch comedy podcast Left Handed Radio, and has appeared in multiple television shows.

She first appeared in a CollegeHumor sketch in May 2015, and left the company at the end of 2016, before returning in late 2017.

In June 2018, it was announced that Joss Whedon would produce a comedy TV series created by Thompson and Rebecca Drysdale to air on Freeform.

Thompson is also a player on Dimension 20, a Dungeons & Dragons actual play show which premiered September 2018 on the Dropout streaming service. Her characters include Adaine Abernant (Fantasy High series), Misty Moore/Rowan Berry (The Unsleeping City), Princess Ruby Rocks (A Crown of Candy), Iga Lisowski (The Unsleeping City: Chapter II), Riva (A Starstruck Odyssey), Princess Rosamund Du Prix (Neverafter), Imelda Pulse (Mentopolis), and a young stoat named Jaysohn (Burrow's End). In addition, she has guested on other Dropout programs such as Game Changer, as well as Not Another D&D Podcast as Apple Scrumper and the Rotating Heroes Podcast as Astrid Starborn.

In November 2023, Thompson announced via Instagram that she had become a United States citizen.