Robert Lee (Bub) Mentzer, 29, of Alexandria, Ohio passed away Saturday April 17, 2021. He was born August 29, 1991 in Columbus, Ohio. Robert is survived in passing by his loving father Joseph Mentzer; sisters Stephanie (Conrad) Troyer and Megan (Greg) Helser; little brother George (Bub) Mentzer; grandparents Jean (Bob) Mentzer and Robert Lewis; nephew Aiden Troyer, Blake Helser, and Bradley Helser; niece Alana Troyer; and a host of other family, friends, and loved ones. He is preceded in death by his grandfather Gilson Mentzer, and grandmothers Janice Lewis and Linda Lewis. Robert was a kind hearted, caring, hardworking, and known for his contagious laugh. He enjoyed hunting, fishing, being outdoors, and most importantly spending time with his family and friends. A memorial service will be held on Thursday April 22, 2021 from 6-8pm at the American Legion located at 180 W. Maple St, Johnstown, Ohio 43031. In lieu of flowers, memorial contributions can be made in Robert’s name to the Ohio Addiction Recovery Center 1151 S High St, Columbus, OH 43206.