Brian Stephen Giles (pronounced JYLES) (born January 20, 1971. in El Cajon, California) is an American Major League Baseball right fielder with the San Diego Padres. His younger brother, Marcus Giles, was an infielder in the Philadelphia Phillies organization.

The left-handed Giles is a two-time All-Star and has a career line of .294/.404/.511 with 285 home runs, 401 doubles, 1,055 RBIs, and 1,157 walks in 1,786 games.

Giles attended Granite Hills High School. He was drafted by the Cleveland Indians in the 17th round of the 1989 Major League Baseball Draft. By 1994, Giles had worked his way up to Triple-A, where he batted .313 for Charlotte making the International League All-Star team. In 1995, Giles was again in Triple-A, where he batted .310 for Buffalo and made his major league debut as a September callup on September 16. He was also an American Association All-Star. Giles hit .355 in 51 games for the Indians in 1996 and hit .314 in 83 games with Buffalo, again making the American Association All-Star team. In 1997, Giles established himself as a major league regular, playing 130 games for the Indians and 112 games in 1998. On November 18, 1998, he was traded to the Pittsburgh Pirates for pitcher Ricardo Rincón.