Harry Potter: 6 months (He's older)
Ron Weasley: 9 months (He's older)
Draco Malfoy: 2 months (Your older)
Fred Weasley: 1 year (He's older)
George Weasley: 1 year (He's older)
Oliver Wood: 1 year (He's older)
Blaise Zabini: 4 months (Your older)
Cedric Diggory: 2 years (He's older)
