Katie Stevens was born in Waterbury, CT on December 8, 1992. She began singing and performing at age 3, doing Broadway intensive camps and local and school theater. Katie auditioned in Boston, MA for the 9th season of American Idol making it through to Hollywood Week where Kara Dioguardi stated that she was one of the most talented 16 year olds she had ever seen. She finished in eighth place and then toured the country with the American Idol Finalist's Live Show later that year in the summer of 2010. Katie moved to Los Angeles to pursue music, and a career in film and television. She is studying acting at Carter/Thor Studios with Alice Carter and Cameron Thor.
- She speaks fluent Portuguese.
- She graduated from Pomperaug High School in Southbury, Connecticut in June 2010.
- She was a member of the Pomperaug's High School Varsity Swim Team for all four years of high school.
- She plays the piano, cello, guitar, flute and bass.