Olentangy Orange High School is a public high school in Lewis Center, Ohio, United States.
- Founded: 2007
- School district: Olentangy Local School District
- Principal: Tron Smith
- SRO Deputy Matt Roy
- Enrollment: 2,032 (2028-2019)
- Athletics conference: Ohio Capital Conference
- Colors: Orange, Blue
- Mascot: the Pioneer
- Team Name: Pioneers
- Feeder Schools: Olentangy Liberty Middle School
