Henri François Chaix, also known as Henri Chaix, born on February 21, 1925, in Geneva, Switzerland, was a Swiss jazz pianist, orchestra leader, and arranger. He began performing professionally in his early twenties with bands such as The Dixie Dandies led by Loys Choquart and later joined Claude Aubert's orchestra, eventually taking over leadership. Throughout his career, Chaix collaborated with numerous jazz musicians, including Sidney Bechet, Stuff Smith, Bill Coleman, Buck Clayton, Rex Stewart, Ben Webster, Benny Bailey, Milt Buckner, Benny Carter, Albert Nicholas, and Earle Warren. Notable albums include Here Comes the Band (1969) and A Tribute to Billie Holiday (1987). Chaix was also a key member of the Swiss jazz bands Tremble Kids and Hot Mallets. He passed away on June 11, 1999.