aim: to evaluate the awareness of 6th year dental students in Riyadh Colleges of Dentistry and Pharmacy toward basic knowledge of Orthodontics, and to assess the adequacy of the courses that are given. Material and method: A structured questionnaire was developed containing 18 questions, The questions addressed various aspects such as the understanding of orthodontics by dental students in their final year, their opinion regarding orthodontic treatment planning for patients and knowledge regarding functional appliances and similar concepts pertaining to orthodontic treatment of patients. An online survey was developed using survey monkey tool (www.surveymonkey.com) Result: The average knowledge of male and female was adequate, there is no statistically significant difference between them, The result shown that majority of the respondent (70.5%) rated their theoretical information as adequate. In other hand, majority of them rated their practical exercise and clinical exposure as not enough. Conclusion: The result of this investigation revealed that the basic orthodontic knowledge of 6th year dental students of Riyadh Colleges of Dentistry and Pharmacy both males and females is generally adequate