Williams is of mixed English, German, Japanese and Chinese descent - his paternal grandfather is English, his paternal grandmother is of mixed German and Japanese ancestry. His mother is a Chinese Singaporean.
Leon has released his first album – ‘Sweet Inspirations’, compiling of English songs from the 60s and 70s. He sang one of the tracks – Can’t Smile Without You and made an MV for another track – And I Love You So.
Green Green Forest My Home OST : Forever - 2006
Upcoming EP with Beijing Olympic Water Cube Team Song - Love Flows (Mandarin Version) and Friends (Korea Version) duet with Han Ji Hye.Expected to be released end 2008.