Good morning
Thank you very much for your enquiry. He doesn't have any problems with dog hair, so you don't have to worry about that.
If you have any further questions or clarifications, please feel free to contact us again at any time.
Best regards,
Your iRobot Team

Ouuuu, as I don't have a dog, I'm afraid I can't answer that very well, I can only say that it generally sucks well and should actually manage dog hair.