Anthony Branch is a stream in Oregon County in the Ozarks of southern Missouri. It is a tributary of the Warm Fork Spring River.
The stream source area lies south of Missouri Route P about 5 miles west of Alton. The stream flows south-southeast for about six miles and joins the Warm Fork about 4.5 miles north of Thayer.
Anthony Branch, historically called "Anthony Creek", has the name of the local Anthony family.