Alejandro "Alex" Omes (c. 1971 – January 12, 2015) was an Argentine-born American nightlife impresario and concert promoter. In 1999, Omes and Russell Faibisch, his then-business partner, co-founded the Ultra Music Festival, an outdoor electronic music festival held annually in Miami, Florida. Since its founding, Ultra Music Festival has grown into one of the country's and the world's largest electronic dance music festivals. An estimated 400,000 people attended Ultra Music Festival over the course of two weekends in 2013, the highest number of attendees to date.