| Official |
|---|
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia | CS 9269 |
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia | CL 2469 |
| 1.4 | Kathy’s Song | 3:16 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | CBS | CBS 32020 |
| 1.4 | Kathy’s Song | 3:16 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | CBS | S 62690 |
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia | CL 2469, CS 9269 |
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | CBS | 62408 |
| 1.4 | Kathy’s Song | 3:16 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | CBS | S 62 408 |
| 2.4 | Kathy’s Song | ?:?? | Simon & Garfunkel | Collected Works | Simon & Garfunkel | Album + Compilation | | CBS | CBS 66507 |
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia | CK 9269 |
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia | 460954 2 |
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | CBS/Sony | 25DP 5131 |
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | CBS | CBS 460954 2 |
| 1.16 | Kathy’s Song | 3:21 | Simon & Garfunkel | Collected Works | Simon & Garfunkel | Album + Compilation | | CBS/Sony | CSCS-5119 |
| 1.16 | Kathy’s Song | 3:21 | Simon & Garfunkel | Collected Works | Simon & Garfunkel | Album + Compilation | | Columbia | C3K 45322, CK 45323, CK 45324, CK 45325 |
| 1.16 | Kathy’s Song | 3:21 | Simon & Garfunkel | Collected Works | Simon & Garfunkel | Album + Compilation | | CBS | CSCS 5427 |
| 1.16 | Kathy’s Song | 3:21 | Simon & Garfunkel | Collected Works | Simon & Garfunkel | Album + Compilation | | CBS | 467404 2, 467404-2 |
| 1.4 | Kathy's Song | 3:19 | Simon & Garfunkel | 20 Golden Hits | Simon & Garfunkel | Album + Compilation | | Alex Merck Music | alex cd 30 |
| 1.19 | Kathy's Song | 3:19 | Simon & Garfunkel | Greatest Hits | Simon & Garfunkel | Album + Compilation | | Sony Music | 468045 2 |
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Gallo Record Company | CDANIC 050 |
| 1.9 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album + Compilation | | Rondo Hitline | RONDO 22419 |
| 2.4 | Kathy’s Song | 3:19 | Simon & Garfunkel | Bridge Over Troubled Water / Sounds of Silence | Simon & Garfunkel | Album + Compilation | | Columbia | 474157 2, COL 474157 2 |
| 1.17 | Kathy’s Song | 3:19 | Simon & Garfunkel | Old Friends | Simon & Garfunkel | Album + Compilation | | Legacy , Columbia | C3K 654729, C3K 654729, |
| 1.17 | Kathy’s Song | 3:19 | Simon & Garfunkel | Old Friends | Simon & Garfunkel | Album + Compilation | | Columbia , Legacy | C3K 64780 |
| 1.17 | Kathy’s Song | 3:19 | Simon & Garfunkel | Old Friends | Simon & Garfunkel | Album + Compilation | | Sony Records | SRCS 8490-2 |
| 1.3 | Kathy's Song | 3:19 | Simon & Garfunkel | Gold | Simon & Garfunkel | Album + Compilation | | KOCH International | |
| 1.17 | Kathy’s Song | 3:19 | Simon & Garfunkel | Old Friends | Simon & Garfunkel | Album + Compilation | | Columbia , Legacy , BMG Direct | C3K 64780, D 207410 |
| 1.17 | Kathy’s Song | 3:19 | Simon & Garfunkel | Old Friends | Simon & Garfunkel | Album + Compilation | | Columbia , Legacy | 489447 2 |
| 1.10 | Kathy's Song | 3:19 | Simon & Garfunkel | Tales From New York: The Very Best of Simon & Garfunkel | Simon & Garfunkel | Album + Compilation | | | |
| 1.10 | Kathy’s Song | 3:19 | Simon & Garfunkel | Tales From New York: The Very Best of Simon & Garfunkel | Simon & Garfunkel | Album + Compilation | | Columbia | 496409 2 |
| 1.10 | Kathy's Song | 3:19 | Simon & Garfunkel | Tales From New York: The Very Best of Simon & Garfunkel | Simon & Garfunkel | Album + Compilation | | Columbia | SONYTV81CD |
| 1.10 | Kathy’s Song | 3:18 | Simon & Garfunkel | Silent Voices | Simon & Garfunkel | Album + Compilation | | Back Biter | BB 61047 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia , Legacy | 495081 2, COL 495081 2 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia , Legacy | CK 65998 |
| 2.4 | Kathy's Song | 3:21 | Simon & Garfunkel | The Columbia Studio Recordings 1964–1970 | Simon & Garfunkel | Album + Compilation | | Columbia , Legacy | C5K 63815 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia , Legacy | CK 65998 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Legacy | 495081 2 |
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia , Legacy | CK 9269 |
| 2.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | The Columbia Studio Recordings 1964–1970 | Simon & Garfunkel | Album + Compilation | | Columbia | COL 503281 2 |
| 2.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | The Columbia Studio Recordings 1964–1970 | Simon & Garfunkel | Album + Compilation | | Columbia , BMG Direct , Legacy | C5K 63815, D 207630 |
| 1.4 | Kathy’s Song | 3:17 | Simon & Garfunkel | Sounds of Silence / Bookends / Bridge Over Troubled Water | Simon & Garfunkel | Album + Compilation | | Columbia | 509508 2 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Sony Records International | SICP 1482 |
| 2.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | The Collection | Simon & Garfunkel | Album + Compilation | | Columbia , Legacy | 88697 13466 2, 88697134662 |
| 1.19 | Kathy’s Song | 3:17 | Simon & Garfunkel | The Collection | Simon & Garfunkel | Album + Compilation | | | |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Sony Music | |
| 1.4 | Kathy’s Song | 3:22 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Audio Fidelity | AFZ 080 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | 3 Original Album Classics | Simon & Garfunkel | Album + Compilation | | Columbia , Legacy | 88697618812 |
| 2.4 | Kathy's Song | 3:21 | Simon & Garfunkel | The Columbia Studio Recordings 1964–1970 | Simon & Garfunkel | Album + Compilation | | Columbia , Legacy | COL 778786 2 |
| 2.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | The Columbia Studio Recordings 1964–1970 | Simon & Garfunkel | Album + Compilation | | Columbia , Legacy | 88697787862 |
| 2.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | The Complete Studio Albums Collection | Simon & Garfunkel | Album + Compilation | | Legacy | |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia | |
| 2.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | The Complete Albums Collection | Simon & Garfunkel | Album + Compilation | | Columbia , Legacy | 88875009062 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia | [none] |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Original Album Classics | Simon & Garfunkel | Album + Compilation | | Columbia , Legacy , Sony Music | 88875105812 |
| 2.9 | Kathy’s Song | 3:20 | Simon & Garfunkel | 32 Great Songs: The Hits Collection | Simon & Garfunkel | Album + Compilation | | Music Collection, Starlife | CD 91010, ST 52039, ST 52082 |
| 1.16 | Kathy's Song | 3:18 | Simon & Garfunkel | Best | Simon & Garfunkel | Album + Compilation | | | |
| 1.9 | Kathy's Song | 3:18 | Simon & Garfunkel | Die größten Hits | Simon & Garfunkel | Album + Compilation | | | |
| 1.12 | Kathy’s Song | 3:21 | Simon & Garfunkel | Simon and Garfunkel Best | Simon & Garfunkel | Album + Compilation | | Buena Suerte Industrias Musicales Inc. | BS-005 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia | CK 9269 |
| 1.4 | Kathy’s Song | 3:20 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia | PC 9269 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | CBS | CDCBS 62690 |
| 1.4 | Kathy’s Song | 3:16 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia | KCS 9269 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Columbia , Legacy , BMG Direct | CK 65998, D141652 |
| 1.4 | Kathy’s Song | 3:21 | Simon & Garfunkel | Sounds of Silence | Simon & Garfunkel | Album | | Sony Records International | MHCP 93 |
| (unknown) |
|---|
| 1.9 | Kathy’s Song | 3:16 | Simon & Garfunkel | The Hits Collection, Part 1 | Simon & Garfunkel | Album + Compilation | | Universe | UN 3 024 |
| 1.12 | Kathy’s Song | 3:21 | Simon & Garfunkel | Simon & Garfunkel Best | Simon & Garfunkel | Album + Compilation | | TF | T-1960 |
| 1.9 | Kathy’s Song | 3:16 | Simon & Garfunkel | The Sounds of Silence, Part 1 | Simon & Garfunkel | Album + Compilation | | | |