Joshua Keaton

From the Metal Gear Wiki

Joshua "Josh" Keaton (born February 8, 1979, in Hacienda Heights, California, United States) is an American actor, voice actor, singer, and music producer. He has had minor roles in movies and has voiced a variety of characters in video games.

Keaton provided the voice for a young Ocelot in Metal Gear Solid 3: Snake Eater, a role he reprised in Metal Gear Solid: Portable Ops.