Yes, hair can be grown on a bald head, but to know the best way to achieve this, it is good to consult an expert in the field who would assess your hair condition, the cause of your baldness, and its severity, and advise an effective baldness treatment accordingly. Minoxidil is a topical medicine for baldness, and finasteride is an oral medicine that acts directly on the androgen hormones and promotes hair growth, but it should not be taken without consulting your doctor. Laser therapy, PRP, and nano fat treatment methods work on the hair follicles and boost the growth of new hair. Hair transplant surgery can be considered the most effective way to grow hair on a bald head.