Brian Christopher Miller (born August 20, 1995) is an American professional baseball outfielder who is a free agent.

He committed to play college baseball for the University of North Carolina at Asheville, but decommitted when the school's coach was fired.

[4] The Marlins assigned Miller to the Greensboro Grasshoppers where he posted a .322 batting average with one home run, 28 RBIs, and 21 stolen bases in 57 games.

[5] He began 2018 with the Jupiter Hammerheads, with whom he was named a Florida State League All-Star,[6] before being promoted to the Jacksonville Jumbo Shrimp in June.

[10] After the season, on November 19, 2021, Miller was designated for assignment to make room for pitcher Louis Head who the Marlins acquired in a trade from the Tampa Bay Rays.