Angus McKinnon Young (born 31 March 1955) is a Scottish-born Australian guitarist best known as a co-founder, lead guitarist, and songwriter of the Australian hard rock band AC/DC. Known for his energetic performances, schoolboy-uniform stage outfits, and popularisation of Chuck Berry's duckwalk, Young was ranked by Rolling Stone magazine as being among the greatest guitarists of all time. In 2003, he and the other members of AC/DC were inducted into the Rock and Roll Hall of Fame. AC/DC have remained together since their formation in 1973 and have released 15 studio albums. The band have shipped over 200 million albums worldwide, with 70 million certified units in the US. Their 1980 studio album, Back in Black, is accountable for 50 million of those worldwide sales and is the third all-time highest-selling album worldwide.
Alexander Young (28 December 1938 – 4 August 1997), better known as George Alexander, was a Scottish singer, songwriter, saxophonist, bassist, guitarist and session musician. He was an elder brother of George Young, the rhythm guitarist and founding member of the Easybeats, as well as Malcolm and Angus Young, founding members of the Australian hard rock band AC/DC, and the younger brother of Stephen Young, the father of Stevie Young, who is also a member of AC/DC.
Stephen Crawford Young Jr. (born 11 December 1956) is a British musician, and the rhythm guitarist and backing vocalist for the Australian hard rock band AC/DC. He officially joined the band in September 2014, replacing his uncle, Malcolm Young who retired due to dementia. He had previously filled in for Malcolm on AC/DC's 1988 US tour.