The fifth lumbar spinal nerve 5 (L5) originates from the spinal column from below the lumbar vertebra 5 (L5).

L5 supplies many muscles, either directly or through nerves originating from L5. They are not innervated with L5 as single origin, but partly by L5 and partly by other spinal nerves.

gluteus maximus muscle mainly S1

gluteus medius muscle

gluteus minimus muscle

tensor fasciae latae

Tibialis anterior muscle

tibialis posterior

extensor digitorum brevis

extensor hallucis longus