Raúl Alexander Acha Johnson-Alemán (born January 25, 1985) is a Mexican singer-songwriter.

He is the son of Mexican pop singer Emmanuel and American mother, Madison Anne Johnson, who taught Alexander piano and other instruments.

Acha is also a pianist and a Berklee College of Music alumnus.

[citation needed] He was raised as a Roman Catholic and still attends Mass.

[1] His debut album Voy (2008) reached gold status in his native country, with Te Amo being his first single.