<prompt> Commonest salivary gland tumour in children -LymphomaAdenoid cystic CaPleomorphic adenomaMucoepidermoid Ca.  <response>: Most common tumor of salivary gland in children - Hemangioma.Most common malignant tumor of salivary gland in children - Mucoepidermoid Carcinoma.After hemangioma, pleomorphic adenoma is the most Common salivary gland neoplasm. 