Either of two nerves coming from the sacral plexus and supplying the gluteal muscles and adjacent parts.

A nerve formed by branches of the sacral plexus which supplies muscles in the gluteal region.

The sacral plexus is a network of motor and sensory nerves originating from the nerves of the sacral spine and innervating large areas of the lower trunk and legs; especially, via the sciatic nerves which extend through the muscles of the thigh, legs, and feet, with numerous branches.