Bullying Support Group
Bullying is the act of intentionally causing harm to others, through verbal harassment, physical assault, or other more subtle methods of coercion such as manipulation. Bullying can be defined in many different ways, but one thing is clear: no one deserves to be bullied. If you or someone you know is coping with bullying, this is the place to share your feelings and get...

I think it depends on him and your relationship.
I wonder if you feel that he will think less of you if you tell him this.
Two things: If you are not ready to share with him, then wait.
If you think that he will be understanding, and you need to do this to improve your relationship, you may want to share a bit of your experiences and see how he reacts.
Good Luck