Donald Smith Airey is an English musician who has been the keyboardist in the rock band Deep Purple since 2002, after the retirement of Jon Lord. He has had a long and productive career, playing with such acts as Gary Moore, Ozzy Osbourne, Judas Priest, Black Sabbath, Jethro Tull, Whitesnake, Saxon, Wishbone Ash, Colosseum II, Ten, Sinner, Michael Schenker, Rainbow, Empire, Brian May, Divlje jagode and Living Loud. He has also worked with Andrew Lloyd Webber.