| 100% | SWANEE | 6 | 1919 George Gershwin composition |
| 46% | IRA | 3 | George Gershwin's brother |
| 46% | XXX | 3 | George Gershwin's brother |
| 45% | IRA | 3 | George Gershwin's lyricist brother |
| 45% | IRA | 3 | George Gershwin's songwriting brother |
| 45% | RHAPSODY | 8 | George Gershwin piece, __ in Blue |
| 45% | IRA | 3 | George Gershwin's brother/partner |
| 45% | IRA | 3 | George Gershwin’s older brother |
| 45% | RHAPSODYINBLUE | 14 | 1924 Gershwin composition |
| 44% | RHAPSODYINBLUE | 14 | Gershwin composition in United Airlines ads |
| 44% | SWANEE | 6 | George Gershwin's first hit song |
| 44% | IRA | 3 | George Gershwin's lyric-writing brother |
| 44% | RHAPSODY | 8 | George Gershwin composed one in Blue |
| 43% | RHAPSODY | 8 | George Gershwin wrote about one in Blue |
| 43% | IRA | 3 | George Gershwin's brother and songwriting partner |
| 43% | IRA | 3 | George Gershwin's brother and musical collaborator |
| 42% | SWANEE | 6 | 1919 Gershwin tune |
| 42% | IRA | 3 | George Gershwin's brother and "Embraceable You" collaborator |
| 41% | RHAPSODYINBLUE | 14 | Gershwin composition that opens with a famous clarinet glissando |
| 40% | IRA | 3 | Composer George Gershwin's brother and collaborator |
| 39% | BESS | 4 | Porgy's love in a George Gershwin opera |
| 39% | IRA | 3 | First name of George Gershwin's lyricist brother |
| 39% | IRA | 3 | Gershwin brother who isn't George |
| 37% | RHAPSODY | 8 | __ in Blue, Gershwin classical-jazz composition |
| 34% | IRA | 3 | Gershwin who wrote over 10 Broadway musicals with his brother George |
| 34% | IRA | 3 | Broadway lyricist Gershwin who collaborated with his brother George |
| 34% | IRA | 3 | Lyricist Gershwin who collaborated with his brother, composer George |
| 32% | IRA | 3 | George and ___ Gershwin Award for Lifetime Musical Achievement (honor named after the brothers) |
| 30% | BESS | 4 | "Porgy and ___" (George Gershwin folk opera) |