Song

I Don’t Know Why

I Don’t Know Why (I Just Do)

First released 1942English120+ recordingson 268 releasesISWC T-070.902.771-3, T-910.325.443-9

Written by

Fred AhlertComposer Roy TurkLyricist

Recordings

Performance	By
I Don’t Know Why	Bing Crosby & Lauren Bacall	2:20
Knowledge Medley, Part 2: I Don't Know Why (I Just Do) / You'll Never Know	Dave McKenna	5:03
I Don't Know Why (I Just Do)	Lou Donaldson	5:02
I Don’t Know Why (mono)	Marvin Gaye	2:48
I Don’t Know Why (stereo)	Marvin Gaye	2:49
I Don’t Know Why (I Just Do)	Dean Martin	2:32
I Don't Know Why (I Just Do)	Tommy Sands	2:47
I Don't Know Why	Frank Sinatra	2:18
I Don’t Know Why (I Just Do)	Dean Martin	2:56
Ballad Medley: Bewitched, Bothered, and Bewildered / I Don't Know Why I Just Do / How Long Has This Been Going On / I Can't Get Started / Polka Dots and Moonbeams	Stan Getz & The Oscar Peterson Trio	10:13
I Don’t Know Why (I Just Do)	Dean Martin	2:36
I Don’t Know Why (I Just Do)	Marty Robbins	2:28
I Don't Know Why	Erroll Garner	3:29
I Don’t Know Why	Dizzy Gillespie	2:55
I Don't Know Why (I Just Do)	Ray Anthony	2:48
I Don’t Know Why	Louis Prima & Keely Smith	2:01
I Don’t Know Why	Bing Crosby feat. Lauren Bacall	2:18
I Don’t Know Why	Frank Sinatra	2:18
I Don’t Know Why (I Just Do)	Dean Martin	2:54
I Don’t Know Why (I Just Do) (alternate take)	The Nat King Cole Trio	3:08
I Don’t Know Why (I Just Do)	The Nat King Cole Trio	3:11
I Don’t Know Why (I Just Do)	The Nat King Cole Trio	2:49
I Don’t Know Why (I Just Do)	The Nat King Cole Trio	2:48
I Don't Know Why	Frank Sinatra	2:33
I Don't Know Why - I Just Do	Nat King Cole	3:12
I Don’t Know Why (I Just Do)	Frank Sinatra	2:48
Ballad Medley (I'm Through With Love, Can't We Be Friends, Don't You Think, I Don't Know Why (I Just Do), If I Had To)	Roy Eldridge & Dizzy Gillespie	11:19
I Don’t Know Why	Sarah Vaughan	2:57
I Don't Know Why I Love You Like I Do	Arnold Ross Quintet	3:10
I Don’t Know Why (I Just Do)	Frank Sinatra	2:48
I Don't Know Why	The Platters	2:15
I Don’t Know Why	Nat King Cole	3:14
I Don’t Know Why (I Just Do)	Dean Martin	2:57
I Don't Know Why (I Just Do)	Brian Hyland	1:58
I Don't Know Why	Bobby Sherwood & His Orchestra
I Don't Know Why (I Just Do)	Benny Goodman and His Orchestra	3:04
I Don’t Know Why (I Just Do)	Marty Robbins	2:20
I Don't Know Why	The Platters	2:15
I Don't Know Why	Elixir	3:32
I Don't Know Why (I Just Do)	The Nat King Cole Trio	3:04
I Don't Know Why	Dizzy Gillespie	2:54
I Don’t Know Why (I Just Do)	Clarence “Frogman” Henry	2:20
I Don't Know Why (I Just Do)	Frank Sinatra	2:47
I Don’t Know Why	Geschwister Pfister	3:39
Medley: A Pretty Girl Is Like a Melody / Temptation / I Don’t Know Why (I Just Do)	Frank Sinatra with The Tommy Dorsey Orchestra	4:01
The Ballad Medley: I’m Through With Love / Can’t We Be Friends / Don’t You Think / I Don’t Know Why I Love You Like I Do / If I Had You	Roy and Diz	11:18
I Don't Know Why	Frank Sinatra	2:49
I Don’t Know Why	Dean Martin	2:53
I Don’t Know Why (I Just Do)	Marty Robbins	2:23
I Don't Know Why (I Just Do)	Ray Anthony	2:49
I Don't Know Why	Frankie Carle	2:16
I Don't Know Why	Frank Sinatra	2:53
I Don’t Know Why	Cliff Richard and The Norrie Paramor Strings	1:57
I Don’t Know Why (I Just Do)	Tommy Dorsey & His Orchestra	3:06
I Don't Know Why	Slim Gaillard Quartette	2:29
I Don't Know Why	Erroll Garner	3:28
I Don't Know Why	Don Byas Quartet	3:01
I Don't Know Why	Beryl Booker	3:05
I Don't Know Why (I Just Do)	Vince Hill with The Eddie Lester Singers
I Don’t Know Know Why (I Just Do)	Dean Martin	2:53
I Don't Know Why	Erroll Garner	3:28
Medley: Let's Fall in Love / Moonglow / I Don't Know Why (I Just Do) / You've Got Me Crying Again	Woody Herman & Erroll Garner	10:26
I Don’t Know Why	Georgie Auld & His Orchestra	2:58
I Don't Know Why	Eddie Heywood and His Orchestra	3:12
I Don't Know Why	Dizzy Gillespie	2:54
I Don't Know Why	Georgie Auld	3:01
I Don't Know Why?	Frank Sinatra	2:23
I Don’t Know Why (I Just Do)	Stan Kenton	4:15
I Don’t Know Why (I Just Do)	Cliff Richard	1:56
I Don't Know Why-I Just Do	Nat King Cole	2:47
I Don’t Know Why (I Just Do)	Dean Martin	2:35
I Don't Know Why	Frank Sinatra	2:24
I Dont' Know Why (I Just Do)	Kirsten Gustafson	4:02
I Don't Know Why (Nat King Cole)	New Orleans Shakers	3:55
I Don't Know Why (I Just Do)	Frank Sinatra	2:47
I Don’t Know Why I Just Do	Dean Martin	2:53
I Don’t Know Why (But I Do)	Cliff Richard	1:59
I Don’t Know Why (I Just Do)	Cliff Richard	1:56
I Don’t Know Why (But I Do)	Cliff Richard & Norrie Paramor Orchestra	1:56
I Don't Know Why I Love You Like I Do	Arnold Ross Quintet	3:06
I Don’t Know Why (I Just Do)	Tony Bennett	3:24
I Don’t Know Why (I Just Do)	Benny Goodman
I Don’t Know Why	Dean Martin	2:53
I Don’t Know Why	The Platters	2:13
I Don’t Know Why	Brook Benton	2:32
I Don’t Know Why (I Just Do)	Marty Robbins	2:26
I Don't Know Why (I Just Do)	Woody Herman	1:48
I Don't Know Why (I Just Do)	Kate Smith	2:55
I Don’t Know Why	Cliff Richard and The Norrie Paramor Strings	1:56
I Don't Know Why - I Just Do	Nat King Cole	3:12
I Don't Know Why	Don Byas	2:53
I Don't Know Why	Roy Eldridge & Dizzy Gillespie	2:53
I Don't Know Why	Slim Gaillard	2:26
I Don't Know Why	Russ Columbo	3:11
I Don’t Know Why (I Just Do)	Bing Crosby & Lauren Bacall	2:20
I Don’t Know Why (I Just Do)	Nat King Cole	3:11
I Don’t Know Why (I Just Do)	Bing Crosby feat. Lauren Bacall	2:14
I Don’t Know Why (I Just Do)	Frank Sinatra	2:43
I Don’t Know Why	Cliff Richard	1:58
I Don’t Know Why	The Platters	2:16
I Don’t Know Why (I Just Do)	Frank Sinatra	2:51
I Don’t Know Why (I Just Do)	Dean Martin	2:55
I Don't Know Why (I Just Do)	Frank Sinatra	2:45
I Don’t Know Why (I Love You Like I Do)	The Andrews Sisters	3:16
I Don’t Know Why (I Just Do)	Dean Martin	2:55
I Don't Kwon Why	Dizzy Gillespie	2:52
I Don't Know Why	Frank Sinatra	2:52
I Don’t Know Why (I Just Do)	Brook Benton	2:28
I Don't Know Why	Erroll Garner	3:26
I Don’t Know Why (I Just Do)	Frank Sinatra	2:47
I Don’t Know Why	The Platters	2:12
I Don't Know Why	Harry James and His Orchestra	3:05
I Don't Know Why	Charlie Ventura	2:57
I Don't Know Why	Bing Crosby	2:21
I Don’t Know Why	Don Byas	2:58
I Don't Know Why	Gene Krupa & His Orchestra	2:26
I Don't Know Why	Hoagy Carmichael and His Orchestra	2:48
I Don’t Know Why (I Just Do)	Cliff Richard
I Don’t Know Why	The Platters	2:14
I Don’t Know Why (I Just Do)	The Andrews Sisters with Vic Schoen and His Orchestra	3:16