Gil Evans Day
Ian Ernest Gilmore Evans (born Green; May 13, 1912 – March 20, 1988) was a Canadian jazz pianist, arranger, composer and bandleader. He is widely recognized as one of the greatest orchestrators in jazz, playing an important role in the development of cool jazz, modal jazz, free jazz, and jazz fusion. He is best known for his acclaimed collaborations with Miles Davis.
Gil Evans was born to Ian Ernest Green and Margaret Julia McConnachy on May 13, 1912. Originally named Ian Ernest Gilmore Green, he would eventually change his name from Green to Evans, taking the name of his step-father. His father was a doctor and his mother was a homemaker and he had two siblings, Jean and Montgomery.