| recordings |
|---|
| 1925-11-06 | Who | | George Olsen and His Music | 3:19 |
| 1926-10-19 | Who? | | Jack Buchanan and Binnie Hale | 2:51 |
| 1926-12 | Who? | cover | Joséphine Baker | 2:52 |
| 1930-08-27 | Who? | instrumental | Red Nichols and His Five Pennies | 3:06 |
| 1935-07-13 | Who | instrumental | The Benny Goodman Trio | 3:11 |
| 1937-10-14 | Who? | | Tommy Dorsey & His Orchestra | 3:06 |
| 1937-10-14 | Who? | | Tommy Dorsey and His Orchestra, vocal refrain by Jack Leonard and chorus featuring T. Dorsey, L. Jenkins, E. Hagen, B. Freeman, F. Stulce, S. Herfurt, J. Mince, G. Irwin, A. Ferretti, Castaldo, C. Mastren, H. Smith, Traxler & Tough | 3:08 |
| 1937-10-14 | Who? | | Tommy Dorsey and His Orch. | 3:06 |
| 1939-01-13 | Who? | instrumental | Frankie Newton and Orchestra | 3:11 |
| 1940-07-12 | Who? | | Gene Krupa and His Orchestra | 2:41 |
| 1944-07-16 | Who | instrumental | Cliff Jackson | 2:58 |
| 1945-10-09 | Who? | | Judy Garland | 2:49 |
| 1945-10-09 | Who? (extended version) | | Judy Garland | 5:44 |
| 1946-04 | Who? | instrumental | Dizzy Gillespie with Johnny Richards and His Orchestra | 2:52 |
| 1946 | Who? | | Judy Garland | 2:49 |
| 1957-10-15 | Who | instrumental | Ben Webster | 2:59 |
| 1972-10-28 | Who? | instrumental and live | Earl Hines | 4:36 |
| Who | | Dinah Shore | 2:13 |
| Who | | Linda Murray, The Palm Court Theatre Orchestra, Anthony Godwin | 3:28 |
| Who | | Pearl Bailey | 2:52 |
| Who | | Pearl Bailey with The Charioteers | ?:?? |
| Who | | Pearl Bailey & The Charioteers | 2:53 |
| Who | | Ben Webster & Oscar Peterson | 2:59 |
| Who | | Pearl Bailey | 2:50 |
| Who | | The Benny Goodman Trio | 3:12 |
| Who | | The Adam Makowicz Trio | 4:00 |
| Who? | | Tommy Dorsey & His Orchestra | 3:10 |
| Who? | | Tommy Dorsey and His Orchestra | 3:04 |
| Who? | | Tommy Dorsey & His Orchestra | 3:06 |
| Who? | | Gene Krupa & His Orchestra | ?:?? |
| Who? | | George Olsen and His Music | 3:17 |
| Who? | cover | Peter Stampfel | 2:19 |
| Who? | | Judy Garland | ?:?? |
| Who? | | Judy Garland | ?:?? |
| Who? | | The Pied Pipers | 2:48 |
| Who? | | Erroll Garner | 6:09 |
| Who? | | Pearl Bailey | 2:50 |
| Who? | | Eric Rogers and His Orchestra | 3:01 |
| Who? | cover and instrumental | Frank Chacksfield and His Orchestra and Chorus | 2:38 |
| Who? | | Gene Krupa | 2:42 |
| Who? | | Joséphine Baker | 3:15 |
| Who? | | Tommy Dorsey | 3:05 |
| Who? | | Tommy Dorsey | 3:03 |
| Who? | | Tommy Dorsey | 3:04 |
| Who? | | Tommy Dorsey | 2:34 |
| Who? | | Tommy Dorsey | 3:10 |
| Who? | | Tommy Dorsey | 3:07 |
| Who? (Balboa) | | Jerome Kern | 2:27 |
| Who? (Stole My Heart Away) | | Graham Dalby | ?:?? |
