Cliff Burton

Clifford Lee Cliff Burton was an American musician, best known as the second bass guitarist for the American thrash metal band Metallica from December 1982 until his death in September 1986.

Clifford Lee Burton was born in Castro Valley, California, to Ray and Jan Burton. He had two elder siblings, Scott and Connie, and a niece, Nicole. Burtons interest in music began when his father introduced him to classical music and he began taking piano lessons.

Source: Wikipedia