Kai Chresten Winding was a Danish-born American trombonist and jazz composer. He is known for his collaborations with fellow trombonist J. J. Johnson. His version of "More", the theme from the movie Mondo Cane, reached in 1963 number 8 in the Billboard Hot 100 and remained his only entry here.

J. J. Johnson, born James Louis Johnson and also known as Jay Jay Johnson, was an American jazz trombonist, composer and arranger.