List of number-one hits of 1970 (Argentina)
# List of number-one hits of 1970 (Argentina)

This is a list of the songs that reached number one in Argentina in 1970, according to Billboard magazine with data provided by Rubén Machado's "Escalera a la fama".

| Issue date | Song | Artist(s) |
| - | - | - |
| February 7 | "Balada para un loco" | Amelita Baltar/Roberto Goyeneche/ Los Walkers |
| February 14 | "Balada para un loco" | Amelita Baltar/Roberto Goyeneche/ Los Walkers |
| March 21 | "Es preferible" | Peret/Safari/Bobby Capone/ Romeo |
| March 28 | "Wonderful World, Beautiful People" | Jimmy Cliff |
| April 25 | "El arca de Noé" | Sergio Endrigo/Jimmy Fontana/ Iva Zanicchi |
| May 2 | "El arca de Noé" | Sergio Endrigo/Jimmy Fontana/ Iva Zanicchi |
| May 9 | "El arca de Noé" | Sergio Endrigo/Jimmy Fontana/ Iva Zanicchi |
| May 16 | "El arca de Noé" | Sergio Endrigo/Jimmy Fontana/ Iva Zanicchi |
| May 23 | "El arca de Noé" | Sergio Endrigo/Jimmy Fontana/ Iva Zanicchi |
| June 27 | "Raindrops Keep Fallin' on My Head" | Johnny Mathis/Sam Shay/ BJ Thomas/Tony Roberts |
| July 18 | "Cecilia" | Simon & Garfunkel |
| August 8 | "Cecilia" | Simon & Garfunkel |
| August 29 | "In the Summertime" | Mungo Jerry/Idle Race |
| September 12 | "In the Summertime" | Mungo Jerry/Idle Race |
| September 26 | "Yellow River" | Christie/Bob Christian/ The Tremeloes |
| November 14 | "Soolaimon" | Neil Diamond/Malcolm And The Les Humphries Singers/ Georgette y José |
| December 12 | "Las cosas que me alejan de ti" | Héctor Cabrera/Gian Franco Pagliaro |
