On Sunday, July 7, 2019, Moung Houy left this earth to be reunited with her beloved husband Teang Koim and daughter Vine. She was able to spend precious time with her son Tol Koim, Jenny, and her grandchildren Julinna, James, and Noah who fondly called her "yeay.". Meach Keom, her daughter, was blessed to take care of her as well. She will be forever remembered by her family as a strong and beautiful mother by her sons Tam, Tal, and her grandchildren Raksmey, Kalyan, Thida, Panha, Srey Pich and their families.

Details of her memorial service and cremation will be announced by Tol Koim.