Gronkowski and his brothers provide appearances at events with selected nonprofit organizations that strongly serve and benefit youth with a focus on health, education, and overall fitness.

New England Patriots tight end Rob Gronkowski ... right there and then," Gronkowski said. "...I was up on stage putting the helmet on, going one-on-one versus my brother because he was in the ...

Rob Gronkowski's girlfriend Camille Kostek spent ... such as Ice Shaker, a firm his brother owns, and Gronk Fitness, a company he co-owns with his brother that sells exercise equipment.