Ida Dene Simmons (born May 25, 1985) better known as Kim I-sak, is a German-born American singer and radio personality based in South Korea.
[1] Kim I-sak was born Ida Dene Simmons on May 25, 1985, in Frankfurt, Germany.
Upon arrival in Korea, she attended the Korea Kent Foreign School, where her classmates and friends included Jessica Jung and Tiffany Young, the two future Korean American founding members of Girls' Generation.
Tiffany lived with Isak initially when she moved to Seoul from Diamond Bar, California at the age of 15.
Owing to their shared history and friendship, she has interviewed the duo mostly in English for Arirang's Pops in Seoul.