Justin Bieber is not circumcised ??: I saw this posted on a facebook fan page earlier today. I wonder if it's true or not? Thoughts? Is Justin Bieber circumcised ? ChaCha Answer: Justin Bieber has not revealed if he is circumcised . Since he is under 18 and a minor, I. Best Answer: i think he is. Not rude at all! Yes, he is. My cousin's best friend was at the same school as Bieber which is in Stratford, Ontario in.