Isaac Martin Gray served in the Civil War and lived in Luther. He lived in Farmland Indiana and came to Luther - Lake County, many years following the war. He fought in Louisianna and Georgia.

He joined the Union Army at Indianapolis, IN on August 23, 1863. He was assigned to Company B 9th Indiana Cavalry Regiment.

He died 1-19-23 and is buried in the No.Park Cnemtary in Luther.