Birth Name: Lee Sung Yeol
Chinese Name: 李成烈
Japanese Name: イ・ソンヨル
Stage Name: Sungyeol
Position: Vocalist
Date of Birth: 27 August 1991
Height: 183 cm
Blood Type: B
Hometown: Gyeonggi, South Korea
Solo Debut: After One Great Step Returns Concert INFINITE F (it was later changed to INFINITE M) was announced, which consists of Sungyeol, L & Sungjong
For full details please click here, source from Wikipedia.