List of Billboard Hot 100 number ones of 1968
These are the Billboard magazine Hot 100 number one hits of 1968.
| Issue Date | Song | Artist(s) | Reference |
|---|---|---|---|
| January 6 | "Hello, Goodbye" | The Beatles | |
| January 13 | |||
| January 20 | "Judy in Disguise (With Glasses)" | John Fred and His Playboy Band | |
| January 27 | |||
| February 3 | "Green Tambourine" | The Lemon Pipers | |
| February 10 | "Love is Blue" | Paul Mauriat | |
| February 17 | |||
| February 24 | |||
| March 2 | |||
| March 9 | |||
| March 16 | "(Sittin' On) The Dock of the Bay" | Otis Redding | |
| March 23 | |||
| March 30 | |||
| April 6 | |||
| April 13 | "Honey" | Bobby Goldsboro | |
| April 20 | |||
| April 27 | |||
| May 4 | |||
| May 11 | |||
| May 18 | "Tighten Up" | Archie Bell & the Drells | |
| May 25 | |||
| June 1 | "Mrs. Robinson" | Simon & Garfunkel | |
| June 8 | |||
| June 15 | |||
| June 22 | "This Guy's in Love with You" | Herb Alpert | |
| June 29 | |||
| July 6 | |||
| July 13 | |||
| July 20 | "Grazing in the Grass" | Hugh Masekela | |
| July 27 | |||
| August 3 | "Hello, I Love You" | The Doors | |
| August 10 | |||
| August 17 | "People Got to Be Free" | The Rascals | |
| August 24 | |||
| August 31 | |||
| September 7 | |||
| September 14 | |||
| September 21 | "Harper Valley PTA" | Jeannie C. Riley | |
| September 28 | "Hey Jude" | The Beatles | |
| October 5 | |||
| October 12 | |||
| October 19 | |||
| October 26 | |||
| November 2 | |||
| November 9 | |||
| November 16 | |||
| November 23 | |||
| November 30 | "Love Child" | Diana Ross & the Supremes | |
| December 7 | |||
| December 14 | "I Heard It Through the Grapevine" | Marvin Gaye | |
| December 21 | |||
| December 28 |
