The OPP is requesting the public's help in locating Lynda and Glen Kennings.
The Kennings were last seen July 31 leaving their Victoria St. home in Orillia at 11:30 a.m.
The couple was travelling to Kitchener to visit family but has not arrived.
Police say they typically use Highway 400 to Highway 401.
The Kennings are driving in a 2003 maroon Chevy Impala with license plate BHRX449.
Family and the police are concerned for their well-being.
Lynda Kennings, 69, is described as 4'2", about 180 lbs, with sandy brown shoulder length hair and blue eyes. She was last seen wearing a t-shirt and capri pants.
Glen Kennings is 76 years old, about 5'9", approximately 120 lbs with short grey hair and a mustache. He was last seen wearing a long sleeved shirt, desert camo pants and a black fedora.
Police say if you have any information on their whereabouts please contact the Orillia OPP immediately at 1-888-310-1122.