The cervical spinal nerve 2 (C2) is a spinal nerve of the cervical segment.

It is a part of the ansa cervicalis along with the Cervical spinal nerve 1and Cervical spinal nerve 3 sometimes forming part of the Superior root of the ansa cervicalis. it also connects to the inferior root of the ansa cervicalis with the C3.

It originates from the spinal column above the cervical vertebra 2 (C2).

it innervates the rectus capitis anterior and rectus capitis lateralis muscles, and provides sensory nerves to the trapezius.

the lesser occipital nerve, greater auricular nerve, and the transverse cervical nerve all emerge from C2, with the ladder two shared with the C3.