The Washington Oath of Guardian is a legal document that is used in the state of Washington to appoint someone to be a guardian for a minor or a person who is declared legally incapacitated. The document establishes the legal authority of the appointed guardian to make decisions and take actions for the person in need of guardianship. The Washington Oath of Guardian is signed by the guardian, the ward, and two witnesses, and is filed with the court. There are two types of Washington Oath of Guardian: Guardianship of the Estate and Guardianship of the Person. Guardianship of the Estate is the legal authority granted to a guardian to manage the financial affairs and assets of the ward. Guardianship of the Person is the legal authority granted to a guardian to make personal decisions for the ward such as medical or educational decisions.