한 Members of Girls' Generation TTS Girls' Generation TTS (소녀시대-태티서) was a South Korean Girl Group that debuted in 2012. They retired in 2017 with a 3 artist final line-up.They have 4 songs among the most popular in Korea. Return to Artist Read All Members 201220132014201520162017 TaeyeonSeohyunTiffany Taeyeon (태연) Full Name: Kim Taeyeon Date of Birth: 1989-03-09 (37 years) Zodiac sign: Pisces Country: South Korea Active period: 2012-2017 Role: Leader,Vocal Seohyun (서현) Full Name: Seo Juhyun Date of Birth: 1991-06-28 (35 years) Zodiac sign: Cancer Country: South Korea Active period: 2012-2017 Role: Vocal,Maknae Tiffany (티파니) Full Name: Stephanie Young Hwang Date of Birth: 1989-08-01 (37 years) Zodiac sign: Leo Country: United States of America Active period: 2012-2017 Role: Vocal Images Return to Artist