As one of the most highly regarded and celebrated pianist and Jazz musicians of American history, Duke Ellington's legacy transcends time and generation.  Best known for his lively compositions of over 3000 compositions of music, Ellington often stated that his music was "American Music" and that he often attempted to "catch the character and mood of his people" when composing a piece.  He has been awarded numerous awards including 2 awards by 2 separate sitting presidents (Lyndon Johnson and Richard Nixon), 13 Grammys, a Pulitzer Prize, the French Legion of Honor, and has been given a US commemorative stamp.  For over fifty years, Ellington played around the world performing over 20,000 times in Europe, Latin America, the Middle East, Asia, and the United States.  Duke's most famous works include "It Don't Mean A Thing if It Ain't Got That Swing", "Mood Indigo", "Solitude", and "Satin Doll".  His popular jazz style set the tone for generations of music and even after his death, Duke receives posthumous accolades and respect.  Several of his albums have been thematically repackaged, ushering in best selling trends for even his oldest works.  Duke Ellington will forever be remembered as the Jazz pianist with the big smile and amazing composing ability.  

Duke Ellington: A Royal Pianist  

Source

1) The Official Site of Jazz Legend Duke Ellington; http://www.dukeellington.com/ellingtonbio.html; 2008