Pedro Henrique “Kiko” Loureiro (born in Rio de Janeiro on June 16th, 1972) is a Brazilian musician and guitarist. Before joining the American thrash metal band Megadeth in 2015 he was a member of the Brazilian progressive metal band Angra.

Kiko began studying music and playing guitar at age 11. Despite being a right-handed guitarist, he is naturally left-handed.

He was inspired by various artists, including Eddie Van Halen, Jimmy Page, Jimi Hendrix, and Randy Rhoads. He released several albums as a solo artist.

On 12 February 2017, Kiko along with his bandmates in Megadeth, won the “Best Metal Performance” Grammy Award for the Megadeth song “Dystopia” at the 59th Grammy Awards.