Robin was born and raised in southern Oregon. He completed his undergraduate studies at Seattle Pacific University where he met his wife Yuki, who is from Japan. He graduated from Loma Linda University School of Medicine in southern California. Robin completed his family medicine residency program in the US Air Force where he spent the next seven years in Texas, Guam, and Spokane. In 1995 he moved to Lynden and joined Lynden Family Medicine.
He and Yuki have two sons, Christopher and Daniel. Robin enjoys gardening, biking, traveling, and skiing. He is also a coach of the Bible Quiz team at his church.