Bishop Okoye Spiritan Secondary School (often abbreviated as BOSSS), is a private, coeducational Roman Catholic high school in Oyigbo, Rivers State, Nigeria.

The school is named in honor of the first Bishop of the Port Harcourt diocese, Bishop Godfrey Okoye, whose contributions to the educational system in Southeastern Nigeria were far-reaching.

[1] BOSSS is owned and operated by the congregation of the Holy Ghost Fathers and Brothers South East Province of Nigeria.

The school is accredited and prepares students to be active and engaged participants in an interconnected world.

The school organizes an informal interview with the student which forms part of the overall assessment.