Kiko Loureiro (Pedro Henrique Loureiro, born on June 16, 1972 in Rio de Janeiro, Brazil) is a Brazilian guitarist who has worked with bands such as Angra, Silent Moon, and Blezqi Zatzas.

Loureiro began studying music and playing acoustic guitar at age 11. Inspired by various artists mainly Eddie Van Halen, Jimmy Page, Jimi Hendrix, and Randy Rhoads, he moved to the electric guitar at 13 and by 16 had already joined two bands, Legalyze and A Chave, and was playing in nightclubs in São Paulo. At 19, he helped co-found Brazilian power metal band Angra, with whom he still plays.

Due to the increase in popularity of power metal, Loureiro has become quite successful, both playing in Angra and as a solo artist. He is known for his skill on the guitar, as well as writing columns for and appearing on the cover of magazines Cover Guitarra, Guitar & Bass, and Young Guitar.

In addition to his rock/metal achievements, Loureiro has also played guitars on several eurobeat songs in collaboration with Dave Rodgers, including "Fevernova", "Ring of Fire" and "The Road is on Fire"

He speaks Japanese, French and English in addition to his native Portuguese.