Oliver M. Walker 91 formerly of Coal Center died Thursday March 26, 2015 at Westmoreland Hospital Greensburg. Born January 3, 1924 in Long Branch a son of Oliver and Ruth Craven Walker. Mr. Walker was retired from West Penn Power where he was a dispatcher. Mr. Walker was a WWII Navy veteran. Surviving are 2 daughters Sharon Donley of Greensburg and Karen and her husband Vince Zachetti also of Greensburg and a grandson Jordan Scott Isler of Johnstown. Preceded in death by his wife Elizabeth Kohut Walker. There will be no public visitation. Interment will be in Howe Cemetery.