Woody Allen | Allen Ginsberg | Tim Allen | Allen County, Indiana | Allen County | Steve Allen | Peter Allen | Ethan Allen | Paul Allen | Debbie Allen | Booz Allen Hamilton | Tony Allen | Irwin Allen | Aboite Township, Allen County, Indiana | Wayne Township, Allen County, Indiana | Lily Allen | Tony Allen (musician) | Joan Allen | Gracie Allen | David Allen Sibley | Allen Toussaint | Allen Stanford | Allen Newell | Stephen Allen Davis | Allen Lane | The Steve Allen Show | Ted Allen | Rex Allen | Daevid Allen | Allen Ludden |
In 1994, the Music Educators National Conference (MENC) placed Leonhard's name alongside those of William Billings, Lowell Mason, Frances Elliot Clark, Karl Gehrkens, Mabelle Glenn, James Mursell, Lilla Belle Pitts, and Allen Britton in the MENC Hall of Fame.