Mud Bay

Mud Bay may refer to:

Places

 * Mud Bay, Alaska
 * Mud Bay, British Columbia
 * Mud Bay, Goodenough Island, New Guinea
 * Mud Bay, Kitsap County, Washington, United States, on the Kitsap Peninsula
 * Mud Bay, Thurston County, Washington, United States

Companies

 * Mud Bay (store), a pet store in the Pacific Northwest