James Harold McCosh Obituary

James Harold McCosh of Hillsdale, Michigan, born on October 27, 1942, passed away on August 23, 2026. Leave a sympathy message to the family in the guestbook on this memorial page of James Harold McCosh to show support.

He was predeceased by: his parents, Harold McCosh and Thelma McCosh (Pease); his brother Dean McCosh; and his son-in-law John Sawyer. He is survived by: his wife Bonnie Adams; his children, Katherine Chrzan (Carl), Joseph McCosh (Denise) and Richard McCosh; his grandchildren, Hannah Osicki (Nate), John Sawyer (Alexis), Josiah Sawyer, Samuel Chrzan, Dr. Kenton McCosh (Alison) and Dr. Connor McCosh (Emma); and his great grandchildren, Ella, Chloe, Lily and Clara.

Memorial contributions are suggested to the Hillsdale Free Methodist Church or the Mitchell Research Center.