Deerbrook is an unincorporated community in Langlade County, Wisconsin, United States. Deerbrook is on County Highway E, north of Antigo in the town of Neva. It has a post office that has been operating since 1887 with ZIP code 54424.
Deerbrook was named by Edward Dawson, a timber cruiser and prospector, who saw a deer drink from a nearby brook, and called the area "Deerbrook".