This is a list of the number-one hits of 1966 on Italian Hit Parade Singles Chart.[1] [2]
| Issue Date | Song | Artist | |
|---|---|---|---|
| January 1 | "Plip | " | Rita Pavone |
| January 8 | "La festa" | Adriano Celentano | |
| January 15 | |||
| January 22 | "Plip | " | Rita Pavone |
| January 29 | "Lei" | Adamo | |
| February 5 | "Dio, come ti amo" | Domenico Modugno | |
| February 12 | "Nessuno mi può giudicare" | Caterina Caselli | |
| February 19 | |||
| February 26 | |||
| March 5 | |||
| March 12 | |||
| March 19 | |||
| March 26 | |||
| April 2 | |||
| April 9 | |||
| April 16 | |||
| April 23 | |||
| April 30 | "Michelle" | The Beatles | |
| May 7 | |||
| May 14 | |||
| May 21 | |||
| May 28 | |||
| June 4 | |||
| June 11 | |||
| June 18 | "Qui ritornerà" | Rita Pavone | |
| June 25 | "Michelle" | The Beatles | |
| July 2 | "Tema" | I Giganti | |
| July 9 | |||
| July 16 | |||
| July 23 | |||
| July 30 | |||
| August 6 | |||
| August 13 | |||
| August 20 | "Che colpa abbiamo noi" | The Rokes | |
| August 27 | "Notte di ferragosto" | Gianni Morandi | |
| September 3 | |||
| September 10 | |||
| September 17 | "Strangers in the Night" | Frank Sinatra | |
| September 24 | |||
| October 1 | |||
| October 8 | |||
| October 15 | |||
| October 22 | |||
| October 29 | |||
| November 5 | |||
| November 12 | |||
| November 19 | |||
| November 26 | "Bang Bang" | Equipe 84 | |
| December 3 | |||
| December 10 | |||
| December 17 | |||
| December 24 | "E' la pioggia che va" | The Rokes | |
| December 31 | "Bang Bang" | Dalida | |