Running back
Quarterback or Halfback.
If your fast: cornerback or wide receiver
A corner Back or defensive end.
give up, your too short
LINEBACKER
cornerback
you should play wide ... anything that you are good at!!!!
either wide reciver or qb
fullback.
That would depend on whether you are 12 years old or 17 years old. If 12, maybe an offensive or defensive back position. If 17, I don't know of anything other than a place kicker.
well for your size i'd say a corner or a safety but if you want to go on offense then wide out is your best shot