Lumbar intervertebal disc herniation is common in the fourth to fifth decades because the intervertebral disc undergoes degenerative change. However juvenile lumbar intervertebal disc herniation (under 12 years old) is rare because there is no degenerative change, and the clinical symptoms and treatments are different from those of adults. Herein, our experience of five juvenile lumbar intervertebal disc herniation cases are analyzed and reported.