

He started his career after facing many obstacles when Héctor Delgado (from the duo Héctor y Tito) gave him an opportunity to be a backup singer. The Last Don: Live was also nominated for "Urban Music Album" at the 2005 Latin Grammy Awards He received the awards for "Latin Pop Album of the Year" and "New Artist & Latin Rap/Hip-Hop Album of the Year" by the Billboard Latin Music Awards in 2003. His debut single, "Dale Don Dale", sold over 100,000 copies in South America. Worldwide, The Last Don: Live sold over one million copies, according to the official website. Both "The Last Don" as the live edition of it have been certified platinum by the Recording Industry Association of America.

His debut album, The Last Don, sold over 350,000 units in South America. His songs center around life and love some examples of these would be "La Recompenza" (The Reward), "Pobre Diabla" (Poor Devil (fem.)) and "Aunque te Fuiste" (Even Though You Left). Omar is best known for his songs "Dile" and "Dale Don Dale" from his first album The Last Don and "Reggaeton Latino".

Don Omar's popularity is currently rising and he recently appeared on MTV. has given him more exposure to English speaking Reggaeton fans, making him one of the more recognizable faces of Reggaeton along with Daddy Yankee and Tego Calderón. He is one of the most well known reggaeton artists in Latin America. William Omar Landrón (born Februin Puerto Rico), better known as Don Omar, is a reggaeton singer. 1-2-3-4 Marchando mi combo forma un alborotoġ-2-3-4 Marchando las gatas forman alboroto
