William (disambiguation)

William may refer to one of the following:
 * Sir William: a knight living in Jhelom during Ultima IV
 * William (U4): a small child living in Moonglow during Ultima IV.
 * William (U6): a farmer living in New Magincia during Ultima VI.
 * William: a sawyer living in Minoc during Ultima VII.
 * William (SNES): a citizen of Cove who appears in the SNES Port of Ultima VII.