List of number-one Billboard Hot Latin Songs of 2009

Published by Billboard magazine, based collectively on each single's airplay.

There were a total of 18 number-one Latin singles in 2009, although 19 claimed the top spot as Luis Fonsi's "No Me Doy Por Vencido" reached its peak position in 2008, and thus is excluded.

In 2009, six acts achieved their first U.S. number-one single either as a lead artist or a featured guest: Tito El "Bambino", Makano, Aleks Syntek, Noel Schajris, and Espinoza Paz.

Nelly Furtado earned her first number-one Latin single as a solo artist in Spanish with "Manos Al Aire" from her first Spanish language album "Mi Plan".

Luis Fonsi and Banda El Recodo each earned two number-one singles, while duo Wisin & Yandel earned 3 number-one singles.

Mexican Pop singer Paulina Rubio 's first single off her album, Gran City Pop , titled " Causa y Efecto " stayed at the top of the charts for 5 consecutive weeks becoming one of the four longest-running singles of the year, and the longest consecutive running single of the year.