INTRODUCTION: Dental trauma is the set of impacts that affect the teeth and their supporting structures from enamel fracture to the definitive loss of the dental element. Among the main etiological factors of childhood dental trauma are sports practices, car accidents, child-related activities, aggressions and individual predisposing factors. The prognosis of traumatic lesions is influenced by the type and severity of the injury, the time interval between the trauma episode and the initial treatment. OBJECTIVE: To analyze the knowledge of dentistry academics of a higher education institution on dental trauma in primary teeth. MATERIAL AND METHODS: This is a transversal research. The data were collected through the application of a questionnaire, with questions about knowledge in dental trauma and the conduct of dental trauma, carried out with students who attended the discipline of Integrated Children's Clinic I, II and III. A descriptive analysis of the data was performed and the Linear Trend Test was applied, considering p value <0.05. RESULTS: A low level of academic knowledge about the subject was observed, only 8% answered all questions, with the least amount of correct answers in cases of subluxation (37.3% of correct answers) and avulsion (41.2% of correct answers). There was no association of the period with level of knowledge (p value> 0.05). CONCLUSION: The students' knowledge about dental trauma is low, mainly in the treatment of cases of trauma, such as subluxation and avulsion.