Broad Oak or Broadoak may refer to one of several places in Great Britain or the United States:
England
Broadoak, Cornwall, England Broad Oak, Cumbria, England
Broad Oak, Rother, East Sussex, England Broad Oak, Wealden, East Sussex, England Broad Oak, Kent, England
Broad Oak, Herefordshire, England Broad Oak, St Helens, England
United States Broad Oak (Dedham), an estate in Dedham, Massachusetts
Other Hatfield Broad Oak, England Broad Oak Works, manufacturing division of BAE Systems Maritime – Maritime Services, Portsmouth, England Broadoak Academy, Somerset, England Broadoak School, Greater Manchester, England The Edward Harden Mansion in Sleepy Hollow, New York, United States, was originally known as Broad Oaks Broad Oak and Thornhill Meadows