List of number-one hits of 1966 (Italy)
# List of number-one hits of 1966 (Italy)

This is a list of the number-one hits of 1966 on Italian Hit Parade Singles Chart.

| Issue Date | Song | Artist |
| - | - | - |
| January 1 | "Plip!" | Rita Pavone |
| January 8 | "La festa" | Adriano Celentano |
| January 15 | "La festa" | Adriano Celentano |
| 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 | "Nessuno mi può giudicare" | Caterina Caselli |
| February 26 | "Nessuno mi può giudicare" | Caterina Caselli |
| March 5 | "Nessuno mi può giudicare" | Caterina Caselli |
| March 12 | "Nessuno mi può giudicare" | Caterina Caselli |
| March 19 | "Nessuno mi può giudicare" | Caterina Caselli |
| March 26 | "Nessuno mi può giudicare" | Caterina Caselli |
| April 2 | "Nessuno mi può giudicare" | Caterina Caselli |
| April 9 | "Nessuno mi può giudicare" | Caterina Caselli |
| April 16 | "Nessuno mi può giudicare" | Caterina Caselli |
| April 23 | "Nessuno mi può giudicare" | Caterina Caselli |
| April 30 | "Michelle" | The Beatles |
| May 7 | "Michelle" | The Beatles |
| May 14 | "Michelle" | The Beatles |
| May 21 | "Michelle" | The Beatles |
| May 28 | "Michelle" | The Beatles |
| June 4 | "Michelle" | The Beatles |
| June 11 | "Michelle" | The Beatles |
| June 18 | "Qui ritornerà" | Rita Pavone |
| June 25 | "Michelle" | The Beatles |
| July 2 | "Tema" | I Giganti |
| July 9 | "Tema" | I Giganti |
| July 16 | "Tema" | I Giganti |
| July 23 | "Tema" | I Giganti |
| July 30 | "Tema" | I Giganti |
| August 6 | "Tema" | I Giganti |
| August 13 | "Tema" | I Giganti |
| August 20 | "Che colpa abbiamo noi" | The Rokes |
| August 27 | "Notte di ferragosto" | Gianni Morandi |
| September 3 | "Notte di ferragosto" | Gianni Morandi |
| September 10 | "Notte di ferragosto" | Gianni Morandi |
| September 17 | "Strangers in the Night" | Frank Sinatra |
| September 24 | "Strangers in the Night" | Frank Sinatra |
| October 1 | "Strangers in the Night" | Frank Sinatra |
| October 8 | "Strangers in the Night" | Frank Sinatra |
| October 15 | "Strangers in the Night" | Frank Sinatra |
| October 22 | "Strangers in the Night" | Frank Sinatra |
| October 29 | "Strangers in the Night" | Frank Sinatra |
| November 5 | "Strangers in the Night" | Frank Sinatra |
| November 12 | "Strangers in the Night" | Frank Sinatra |
| November 19 | "Strangers in the Night" | Frank Sinatra |
| November 26 | "Bang Bang" | Equipe 84 |
| December 3 | "Bang Bang" | Equipe 84 |
| December 10 | "Bang Bang" | Equipe 84 |
| December 17 | "Bang Bang" | Equipe 84 |
| December 24 | "E' la pioggia che va" | The Rokes |
| December 31 | "Bang Bang" | Dalida |
