The invention provides a cervical vertebra correcting pillow and a manufacturing method thereof. The cervical vertebra correcting pillow comprises a pillow core part, an outer sponge core part sleeving the pillow core part from outside and a pillowcase part sleeving the outer sponge core part from outside. The invention further provides a manufacturing method. The cervical vertebra correcting pillow is formed by printing of a PLA material, a pillow core is hard in quality, large in correcting intensity, good and stable in correcting effect and remarkable in effect of recovering cervical curvature of patients.