 On August 18, 1987 the US Post Office Building in St. Charles, IL was named the John E. Grotberg Post Office Building.The Fox Valley Chapter of VietNow named its center in Batavia the John E. Grotberg Community Veterans Center.He was married to Edith Henderson Grotberg from 1947–62, and to Elizabeth Jean Shierling Grotberg from 1963 until his death.