of Clarkston, passed away February 5, 2018 at 68 years of age. Loving husband of Sally for 45 years; dear father of Amy, Dr. Ryan (Laura), David, and Kyle Seaman; grandfather of Gabe, Jacob, and Abby; brother of Gloria (Randy) Moore and Gary Seaman. Preceded in death by parents Elwood and Sylvia, and brothers, Jeff and John. Greg was a teacher for Clarkston Schools and retired in 2004. He enjoyed reading, tending his rose garden, and most of all adored and loved his children.