List of number-one Billboard Hot Latin Songs of 2005
This is a list containing the Billboard Hot Latin Tracks number-ones of 2005.
| Issue date | Song | Artist |
| January 1 | "Nada Valgo Sin Tu Amor" | Juanes |
| January 8 | "Todo el Año" | Obie Bermúdez |
| January 15 | "Todo el Año" | Obie Bermúdez |
| January 22 | "Todo el Año" | Obie Bermúdez |
| January 29 | "Todo el Año" | Obie Bermúdez |
| February 5 | "Volverte a Ver" | Juanes |
| February 12 | "Volverte a Ver" | Juanes |
| February 19 | "Volverte a Ver" | Juanes |
| February 26 | "Hoy Como Ayer" | Conjunto Primavera |
| March 5 | "Aire" | Intocable |
| March 12 | "Aire" | Intocable |
| March 19 | "Hoy Como Ayer" | Conjunto Primavera |
| March 26 | "Hoy Como Ayer" | Conjunto Primavera |
| April 2 | "Aire" | Intocable |
| April 9 | "La Camisa Negra" | Juanes |
| April 16 | "La Camisa Negra" | Juanes |
| April 23 | "La Camisa Negra" | Juanes |
| April 30 | "La Camisa Negra" | Juanes |
| May 7 | "La Camisa Negra" | Juanes |
| May 14 | "La Camisa Negra" | Juanes |
| May 21 | "La Camisa Negra" | Juanes |
| May 28 | "La Camisa Negra" | Juanes |
| June 4 | "La Tortura" | Shakira featuring Alejandro Sanz |
| June 11 | "La Tortura" | Shakira featuring Alejandro Sanz |
| June 18 | "La Camisa Negra" | Juanes |
| June 25 | "La Tortura" | Shakira featuring Alejandro Sanz |
| July 2 | "La Tortura" | Shakira featuring Alejandro Sanz |
| July 9 | "La Tortura" | Shakira featuring Alejandro Sanz |
| July 16 | "La Tortura" | Shakira featuring Alejandro Sanz |
| July 23 | "La Tortura" | Shakira featuring Alejandro Sanz |
| July 30 | "La Tortura" | Shakira featuring Alejandro Sanz |
| August 6 | "La Tortura" | Shakira featuring Alejandro Sanz |
| August 13 | "La Tortura" | Shakira featuring Alejandro Sanz |
| August 20 | "La Tortura" | Shakira featuring Alejandro Sanz |
| August 27 | "Nada Es Para Siempre" | Luis Fonsi |
| September 3 | "La Tortura" | Shakira featuring Alejandro Sanz |
| September 10 | "La Tortura" | Shakira featuring Alejandro Sanz |
| September 17 | "La Tortura" | Shakira featuring Alejandro Sanz |
| September 24 | "La Tortura" | Shakira featuring Alejandro Sanz |
| October 1 | "La Tortura" | Shakira featuring Alejandro Sanz |
| October 8 | "La Tortura" | Shakira featuring Alejandro Sanz |
| October 15 | "La Tortura" | Shakira featuring Alejandro Sanz |
| October 22 | "La Tortura" | Shakira featuring Alejandro Sanz |
| October 29 | "La Tortura" | Shakira featuring Alejandro Sanz |
| November 5 | "La Tortura" | Shakira featuring Alejandro Sanz |
| November 12 | "La Tortura" | Shakira featuring Alejandro Sanz |
| November 19 | "La Tortura" | Shakira featuring Alejandro Sanz |
| November 26 | "La Tortura" | Shakira featuring Alejandro Sanz |
| December 3 | "La Tortura" | Shakira featuring Alejandro Sanz |
| December 10 | "Rompe" | Daddy Yankee |
| December 17 | "Rompe" | Daddy Yankee |
| December 24 | "Amor Eterno" | Cristian Castro |
| December 31 | "Rompe" | Daddy Yankee |