Mark C. Cassidy Obituary
We are sad to announce that, on November 8, 2025 we had to say goodbye to Mark C. Cassidy of Bethalto, Illinois. You can send your sympathy in the guestbook provided and share it with the family.
As we bid farewell to this luminous soul, let his loved ones carry forward the torch of his memory, illuminating the path ahead with the warmth of his love and the brilliance of his spirit. Though Mark may journey beyond the horizon of our sight, his essence remains woven into the very fabric of our being — a guiding light in the darkness, a beacon of hope in the night.
He was predeceased by: his parents, Claude R. Cassidy and Fern E. Cassidy (Doolin); and his sister Melissa Ruth Cassidy. He is survived by: his son Ryan of Australia; his brother Michael Cassidy (Marilyn) of Glen Carbon; his niece Laura Brasses (Sam); his nephew Bryan Cassidy; and his great-nephews, Jonah Cassidy and Luke Brasses.
Memorials are suggested to the ALS Association. Keep Mark C. Cassidy's legacy alive by donating to a charity in need.
