William I. Mastaw, born December 2, 1955, to Mary D. (Bell) Mastaw and William J. Mastaw, passed away peacefully on January 15, 2026. William had a unique sense of humor and spoke his mind with honesty and spirit. He loved spending time with his sisters, often enjoying card games that showcased his keen mind and friendly competitiveness. His candidness, warmth, and love for family will be his enduring legacy.

William was preceded in death by his loving wife, Cheryl Mastaw; and his sisters, Linda Savoie and Shelly Mastaw. William is survived by his two children, Wendy (Allyson) Martin and William J. Mastaw. He is remembered by his two grandsons: Brandon (Danielle) Nickerson and Z. Vaugh Gauger; two great-grandsons: Jayce and Jaxson who brought him great joy. He is also survived by his siblings: Harvey (Lisa) Bell, Diane (Foster) Boutilier, Wayne (Annette) King, Ronda Mastaw (Chris), brother-in law, Ken Savoie, lifetime friend of the family, Maureen Burke-Weller, and many nieces and nephews.

William was a member of the Sault Tribe of Chippewa Indians. Services will be scheduled in the Spring. Arrangements have been entrusted to the W. L. Case and Company Funeral Directors, 4480 Mackinaw Road, Saginaw, MI 48603. Please share your thoughts and memories with the family through www.casefuneralhome.com.