Stephanie Young Hwang, known professionally as Tiffany or Tiffany Young, is an American singer-songwriter of Korean descent. Born and raised in California, she was discovered by South Korean entertainment agency SM Entertainment at the age of fifteen and subsequently moved to South Korea. After two years of training, Young debuted as a member of girl group Girls' Generation in August 2007, which went on to become one of the best-selling artists in South Korea and one of South Korea's most popular girl groups worldwide.

Girls' Generation, also known as SNSD, is a South Korean girl group formed by SM Entertainment. The group is composed of eight members: Taeyeon, Sunny, Tiffany, Hyoyeon, Yuri, Sooyoung, Yoona, and Seohyun. Originally a nine-piece ensemble, member Jessica departed from the group in September 2014. Among the most known South Korean figures and successful K-pop groups worldwide, Girls' Generation has earned numerous accolades and the honorific nickname "The Nation's Girl Group" in their home country.