Birth Name: Kim Hyo-yeon (김효연)
Nicknames: Hyoraengi (pun: tiger), Kim-choding (elementary school-kid Kim), Kim Yeolsal(10-year-old Kim), Fiona
Position: Supporting Vocalist/Main Dancer
Date of Birth: September 22, 1989
Zodiac Sign: Virgo
Bloodtype: AB
Sibling(s): 1 younger brother (Kim Min-goo)
Language: Korean (Fluent), English , Chinese (Fluent), Japanese (Basic)
Training Duration: 6 Years 1 Month
