Watch videos & listen free to Jennifer Lopez: Dance Again feat. Pitbull, On the Floor & more, plus 1482 pictures. Jennifer Lynn Lopez (born July 24, 1969), popularly nicknamed J.Lo, is a Puerto-Rican American pop and R&B singer, actress, record producer, dancer, model, fashion and perfume designer and film and television producer. She is the richest person of Latin American descent in Hollywood according to Forbes, and the most influential Hispanic entertainer in America according to People en Español’s list of “100 Most Influential Hispanics”. Starting in 1999, Lopez has released seven albums, including two #1 albums on the Billboard 200 charts and four Billboard Hot 100 #1 singles. Discover more music, concerts, videos, and pictures with the largest catalogue online at Last.fm.