A portable tape dispenser is disclosed. The portable tape dispenser can comprise a spool and two sidewalls which overhang the spool to capture a roll of tape on the spool. In some examples, one of the sidewalls can have a clip for attaching the portable tape dispenser to a user's clothing. In some examples, the tape dispenser can have features such as a through hole disposed in one of the sidewalls or an extension piece to adjust the width of the spool.