Harold (disambiguation)

Throughout BZPB's history, there have been multiple characters named Harold. They are as follows:
 * Harold (Skrall), a Skrall who worked for the Invisory Commission.
 * Hide the Pain Harold, a human man with the power to store emotional pain for use in future physical attacks.
 * Harold (Scientist), a former Black Mesa scientist who is currently imprisoned on Supermax 282.