There is more than one artist with this name:
1) McEnroe is a Spanish Band from Getxo, Vizcaya formed in 2002. Their first release Apaga el día y me quedo had 6 tracks alternating English and Spanish languages. Their first LP, El Sur de Mi Vida, was recorded in Spanish in its entirety and in 2008 they released Mundo Marino, their first album for Subterfuge.
2) Mcenroe is a producer, rapper, beatmaker, and the founder of Peanuts & Corn: a Canadian based record label which features many artists, a good amount of which he produces and makes beats for.
His songs are thought provoking; and a large number of them political. He has a CD with Birdapres (also canadian based rapper). He has also been featured in many Peanuts & Corn records with other artists, and in some of his own rap groups.
3) McEnroe is an Italian post-punk band.