Rutherford B. Hayes High School is a public high school in Delaware, Ohio, United States. It is the only high school in the Delaware City School District. The school's mascot is the Pacer, a tribute to the Little Brown Jug, which takes place in Delaware.
- Founded: 1963
- School district:
- Principal: Ric Stranges
- SRO Officer Joe Kolp
- Enrollment: 1,606 (2016-17)
- Athletics conference: Ohio Capital Conference
- Colors: Black, Orange
- Mascot: The Pacer
- Team Name: The Pacers
- Feeder Schools: Middle School
