Cassandra Rose Clarke (born 1983) is an American author who writes speculative fiction novels.

Clarke graduated from the University of St. Thomas in 2006 with a bachelor's degree in English.

She received a master's degree in creative writing from the University of Texas at Austin in 2008.

"[3] The worldbuilding in The Mad Scientist's Daughter was done with "a very light and deft touch" according to Kirkus Reviews.

[4] In 2010, Clarke was a recipient of the Susan C. Petrey Clarion Scholarship Fund.