The Battle of Fair Oaks & Darbytown Road was fought October 27–28, 1864 in Henrico County, Virginia, as part of the Richmond-Petersburg Campaign of the American Civil War.

The Battle of Boydton Plank Road, fought on October 27–28, 1864, followed the Union Army's successful Battle of Peebles's Farm in the siege of Petersburg during the American Civil War. This follow up was a further success, with the Union Army able to seize the Boydton and Petersburg Plank Road and cut the South Side Railroad, a critical supply line to Petersburg, Virginia.