Hongseok (Pentagon) Profile, Facts, and Ideal Type Hongseok (홍석) is a member of the South Korean boy group Pentagon. Stage Name: Hongseok (홍석) Birth Name: Yang Hong Seok (양홍석) Chinese Name: Liáng Hóng-shuò (梁洪硕) Birthday: April 17, 1994 Zodiac Sign: Aries Height: 180 cm (5’11″) Weight: 65 kg (143 lbs) Blood Type: A MBTI Type: ENFP-A Nationality: Korean Instagram: @_hongseokie Hongseok Facts: – Hongseok was born in … Continue reading Hongseok (Pentagon) Profile, Facts, and Ideal Type