The June 12, 2003 Edition of Smackdown is a Professional wrestling television show of the WWE's Smackdown brand, which will take place on June 10, 2003 at the TD Waterhouse Centre in Orlando, Florida.
- Numbers in parentheses indicate the length of the match.
- (c) refers to the champion(s) heading into the match.
- WWE Cruiserweight Title Match: Rey Mysterio (c) defeated Matt Hardy Version 1.0 (4:50)
- Singles Match: Billy Gunn defeated The A-Train (1:30)
- Singles Match: The Undertaker defeated Johnny Stamboli (w/ Chuck Palumbo & Nunzio) (3:42)
- Tag Team Match: The Basham Brothers (Danny Basham & Doug Basham) (w/ Shaniqua) defeated Chris Benoit & Rhyno (3:25)
- Singles Match: John Cena defeated Funaki (0:40)
- WWE Heavyweight Title Match: Brock Lesnar (c) vs. The Big Show ended in a No Contest due to a ring collapse (8:00)