| Godchild | Gerry Mulligan Quartet | | | 3:59 | |
| Godchild (live) | Gerry Mulligan Quartet | | | 3:59 | |
| Gold Rush | Gerry Mulligan Quartet | | | 6:26 | |
| Gold Rush | Gerry Mulligan Quartet | | | ?:?? | |
| Gold Rush | Gerry Mulligan Quartet | | | 6:06 | |
| Gold Rush (live) | Gerry Mulligan Quartet | | | 6:27 | |
| Haig and Haig (Dinah) | Gerry Mulligan Quartet | | | 2:57 | |
| Half Nelson | Gerry Mulligan Quartet | | | 3:03 | |
| Half Nelson | Gerry Mulligan Quartet | | | 3:05 | |
| Half Nelson | Gerry Mulligan Quartet | | | 3:02 | |
| Half Nelson | The Gerry Mulligan Quartet | | | ?:?? | |
| Half Nelson | Gerry Mulligan Quartet | | | 3:00 | |
| Half Nelson | Gerry Mulligan Quartet | | | 3:00 | |
| Here's That Rainy Day | Gerry Mulligan Quartet | | | 4:29 | |
| Here's That Rainy Day | Gerry Mulligan Quartet | | | ?:?? | |
| Home (When Shadow Fall) | Gerry Mulligan Quartet | | | ?:?? | |
| Home (When Shadows Fall) | Gerry Mulligan Quartet | | | 6:04 | |
| Honeysuckle Rose | Gerry Mulligan Quartet | | | 3:20 | |
| Hot Dog | Gerry Mulligan Quartet featuring Chet Baker | | | 3:27 | |
| How About You? | Gerry Mulligan Quartet | | | 2:52 | |
| I Believe In You | The Gerry Mulligan Quartet | | | 4:36 | |
| I Can't Believe That You're in Love With Me | Gerry Mulligan Quartet | | | 3:09 | |
| I Can't Believe That You're in Love With Me | Gerry Mulligan Quartet | | | 3:08 | |
| I Can't Believe That You're in Love With Me | Lee Konitz Plays With The Gerry Mulligan Quartet | | | ?:?? | |
| I Can't Believe That You're in Love With Me | Lee Konitz, The Gerry Mulligan Quartet | | | 3:05 | |
| I Can't Believe You're in Love with Me | Gerry Mulligan Quartet with Lee Konitz | | | 3:09 | |
| I Can't Get Started | Gerry Mulligan Quartet | | | 2:43 | |
| I Can't Get Started | Gerry Mulligan Quartet | | | 7:11 | |
| I Can't Get Started | Gerry Mulligan Quartet | | | 4:02 | |
| I Can't Get Started | Gerry Mulligan Quartet | | | 4:05 | |
| I Can't Get Started | The Gerry Mulligan Quartet | | | ?:?? | |
| I Can't Get Started (live) | Gerry Mulligan Quartet | | | ?:?? | |
| I Can’t Believe That You're in Love With Me | Gerry Mulligan Quartet | | | 3:09 | |
| I Can’t Believe That You’re in Love With Me | The Gerry Mulligan Quartet plus Lee Konitz | | | ?:?? | |
| I Can’t Get Started | Gerry Mulligan Quartet | | | 4:02 | |
| I Got Rhythm | Gerry Mulligan Quartet | | | 6:01 | |
| I Got Rhythm | Gerry Mulligan Quartet | | | 6:03 | |
| I Got Rhythm | Gerry Mulligan Quartet | | | 6:01 | |
| I Got Rhythm | Gerry Mulligan Quartet | | | 6:01 | |
| I Guess I'll Have to Change My Plans | Gerry Mulligan Quartet | | | 2:25 | |
| I Know, Don't Know How | The Gerry Mulligan Quartet | | | 7:50 | |
| I May Be Long | Gerry Mulligan Quartet | | | ?:?? | |
| I May be Wrong | Gerry Mulligan Quartet | | | 4:26 | |
| I May Be Wrong | Gerry Mulligan Quartet | | | 4:59 | |
| I May Be Wrong | Gerry Mulligan Quartet | | | 2:57 | |
| I May Be Wrong | Gerry Mulligan Quartet | | | ?:?? | |
| I May Be Wrong | Gerry Mulligan Quartet & Chet Baker | | | 2:57 | |
| I May Be Wrong | Gerry Mulligan Quartet with Chet Baker | | | 3:00 | |
| I May Be Wrong | Gerry Mulligan Quartet | | | 3:00 | |
| I May Be Wrong | Gerry Mulligan Quartet featuring Chet Baker | | | 3:30 | |
| I May Be Wrong | Gerry Mulligan Quartet | | | ?:?? | |
| I May Be Wrong | Gerry Mulligan Quartet | | | 2:50 | |
| I May Be Wrong | Gerry Mulligan Quartet | | | ?:?? | |
| I May Be Wrong | The Gerry Mulligan Quartet | | | ?:?? | |
| I May Be Wrong (10" LP Master) | Gerry Mulligan Quartet | | | 2:53 | |
| I May Be Wrong (10" LP take) | Gerry Mulligan Quartet | | | 2:51 | |
| I May Be Wrong (10″ take) | Gerry Mulligan Quartet | | | 2:52 | |
| I May Be Wrong (12" LP Master) | Gerry Mulligan Quartet | | | 3:01 | |
| I May Be Wrong (12" LP take) | Gerry Mulligan Quartet | | | 2:59 | |
| I May Be Wrong (12"master) | Gerry Mulligan Quartet | | | ?:?? | |
| I May Be Wrong (12″ take) | Gerry Mulligan Quartet | | | 2:59 | |
| I May Be Wrong (live) | Gerry Mulligan Quartet | | | 4:50 | |
| I May Be Wrong [Alternate 12" LP Take] | Gerry Mulligan Quartet | | | 3:00 | |
| I'll Be Around | Gerry Mulligan Quartet | | | 3:19 | |
| I'll Be Around | Gerry Mulligan Quartet | | | ?:?? | |
| I'll Remember April | Lee Konitz & The Gerry Mulligan Quartet | | | 4:11 | |
| I'll Remember April | Gerry Mulligan Quartet with Lee Konitz | | | 4:16 | |
| I'll Remember April | Gerry Mulligan Quartet | | | 4:16 | |
| I'll Remember April | Gerry Mulligan Quartet | | | 4:12 | |
| I'll Remember April | Lee Konitz, The Gerry Mulligan Quartet | | | 4:10 | |
| I'm Begginning To See The Light | Chet Baker & Gerry Mulligan Quartet | | | 3:37 | |
| I'm Beginning to See the Light | Gerry Mulligan Quartet & Chet Baker | | | 3:35 | |
| I'm Beginning to See the Light | Gerry Mulligan Quartet | | | 3:07 | |
| I'm Beginning to See the Light | Gerry Mulligan Quartet & Chet Baker | | | 3:07 | |
| I'm Beginning to See the Light | Gerry Mulligan Quartet with Chet Baker | | | 3:09 | |
| I'm Beginning to See the Light | Gerry Mulligan Quartet | | | 3:06 | |
| I'm Beginning to See the Light | Gerry Mulligan Quartet | | | ?:?? | |
| I'm Beginning To See The Light | Gerry Mulligan Quartet | | | 3:35 | |
| I'm Beginning To See The Light | Gerry Mulligan Quartet | | | ?:?? | |
| I'm Beginning To See The Light | Gerry Mulligan Quartet & Sextet | | | 4:03 | |
| I'm Beginning To See The Light | Gerry Mulligan Quartet | | | ?:?? | |
| I'm Beginning to See the Light (10" LP Master) | Gerry Mulligan Quartet | | | 3:37 | |
| I'm Beginning to See the Light (10" LP take) | Gerry Mulligan Quartet | | | 3:36 | |
| I'm Beginning to See the Light (12" LP Master) | Gerry Mulligan Quartet | | | 3:09 | |
| I'm Beginning to See the Light (12" LP take) | Gerry Mulligan Quartet | | | 3:08 | |
| I'm Beginning To See The Light (12"master) | Gerry Mulligan Quartet | | | ?:?? | |
| I'm Getting Sentimental Over You | The Gerry Mulligan Quartet | | | 5:01 | |
| I've Grown Accustomed to Your Face (Alt Ver) | Gerry Mulligan Quartet | | | 3:06 | |
| I’ll Remember April | Gerry Mulligan Quartet | | | 4:14 | |
| I’m Beginning to See the Light | The Gerry Mulligan Quartet | | | ?:?? | |
| I’m Beginning to See the Light (10″ take) | Gerry Mulligan Quartet | | | 3:35 | |
| I’m Beginning to See the Light (12″ take) | Gerry Mulligan Quartet | | | 3:08 | |
| Ide's Side | Gerry Mulligan Quartet | | | 5:12 | |
| Ide's Side | Gerry Mulligan Quartet | | | 4:23 | |
| Ide's Side | Gerry Mulligan Quartet | | | 4:25 | |
| Ide's Side (Live) | Gerry Mulligan Quartet | | | ?:?? | |
| Ide’s Side | Gerry Mulligan Quartet | | | 4:22 | |
| Introduction | Gerry Mulligan Quartet & Sextet | | | 0:43 | |
| Introduction | Gerry Mulligan Quartet & Sextet | | | 0:09 | |
| Introduction | Gerry Mulligan Quartet & Sextet | | | 0:34 | |
