Abstract: The applicant describes a two-piece adjustable chair cover that is easy to install and has a tailored appearance. The chair cover protects chairs from staining and other damage and includes a back cover and a seat cover. The back cover and seat cover connect to one another via first adjustable fasteners. The back cover slides onto the chair back and includes a lower portion that lies on the top of the chair bottom. The seat cover is tightly wrapped over the lower portion of the back cover and around the chair bottom and is secured to the chair bottom and the back cover via adjustable fasteners. The chair cover can be durable fabric or disposable material such as paper and/or plastic. The chair cover may also be lined by or fused with water-repellant or waterproof material to aid in the protection of the covered chair.