한 Members of HIGH4 HIGH4 (하이포) was a South Korean Boy Group that debuted in 2014. They retired in 2017 with a 4 artist final line-up. Return to Artist Read All Members 2014201520162017 SungguAlexMyunghanYoungjun Sunggu (성구) Full Name: Kim Sunggu Date of Birth: 1992-01-22 (34 years) Zodiac sign: Aquarius Country: South Korea Active period: 2014-2017 Role: Leader,Vocal Alex (알렉스) Full Name: Alexander Kim Date of Birth: 1990-09-07 (36 years) Zodiac sign: Virgo Country: United States of America Active period: 2014-2017 Role: Rapper Myunghan (명한) Full Name: Baek Myunghan Date of Birth: 1993-02-15 (33 years) Zodiac sign: Aquarius Country: South Korea Active period: 2014-2017 Role: Vocal Youngjun (영준) Full Name: Im Youngjun Date of Birth: 1995-08-24 (31 years) Zodiac sign: Virgo Country: South Korea Active period: 2014-2017 Role: Rapper,Maknae Images Return to Artist