Regional Mexican Airplay is a record chart published by Billboard magazine. It was established by the magazine on October 8, 1994, with "La Niña Fresa" by Banda Zeta being the first number-one song on the chart. The chart mainly focuses on the styles of music from the different rural regions of Mexico such as mariachi, norteño, and banda, as well as the Mexican-American community in the United States such as Tejano. These genres are collectively referred to as "regional Mexican" under the Latin music umbrella.

Regional Mexican music refers collectively to the regional subgenres of the country music of Mexico and its derivatives from the Southwestern United States. Each subgenre is representative of a certain region and its popularity also varies by regions. Subgenres include banda, duranguense, grupero, mariachi, New Mexico music, Norteño, Sierreño, Tejano, and Tierra Caliente. It is among the most popular radio formats targeting Mexican Americans in the United States.