Newbury High School was a public high school in Newbury Township, Geauga County, Ohio from 1927 to 2020.

Prior to being absorbed by West Geauga's district, Newbury had considered merging with Berkshire and Cardinal, and also splitting their district between West Geauga and Berkshire.

[2] Newbury High School's mascot was the Black Knight.

In 1968, Newbury was a founding member of the East Suburban Conference (ESC) East Suburban Conference after spending many years in the old Geauga County League (GCL).

The Black Knights were members of the ESC for 30 years before moving to the Chagrin Valley Conference (CVC) in 1998, where they remained until they joined the Northeastern Athletic Conference (NAC) in 2014 [3].