Introduction: Thyroid malignancies are not common in the pediatric patients. The objective of this study was to analyze the thyroid cancer patients operated on in a Pediatric Hospital, between 2012 and 2016, with a description of the diagnosis and therapeutics, including a review of the literature. Methods: A retrospective study by reviewing medical records in a Pediatric Hospital, from 1/1/2012 to 12/31/2016. Results: Ten patients diagnosed with thyroid cancer were analyzed in the five years' period. The female gender was the most affected with 60% of the cases and 70% of the patients undergone total thyroidectomy associated with some kind of neck dissection. The main histological type was papillary carcinoma in 80% of the cases. All patients are alive and well, in a careful follow-up. Conclusion: The results were in accordance to the epidemiological and clinical features observed in the literature, for this pediatric population. It is important a long follow up for these patients.