GRIGSBY - Ronald James Sr. May 21, 1949 - July 12, 2025 Of Hamburg, NY. Beloved husband of the late Colleen A. (Nati) Grigsby; dearest father of Ronald James Grigsby Jr., Leah (Bob) Roy, Christian M. Lalka (Sammie-Jo Ortolano), Angela C. (Nicholas) Pszczolkowski, Dylan R. Lalka and the late Shannon M. Lalka; grandfather of Jacob (Victoria) Grigsby, Kyle Roy, Nathan (Alyssa) Grigsby, Hannah Roy (Eddie), Derik and Ava Ruchalski; great-grandfather of Vanessa, Alliyah, Cameron and Brayden; loving son of the late John F. and Virginia A. (Vacanti) Grigsby; brother of Thomas (Pamela) Grigsby, Michael (late Rosie) Grigsby, Sue (late Larry) Beyer, Jean (TK) Kennedy and the late Robert Grigsby; also survived by nieces and nephews. Family and friends will be present Thursday, July 17, 2025 from 4-7 PM for a Celebration of Life Gathering at the CASTIGLIA FUNERAL HOME, INC., 873 Abbott Rd., South Buffalo, NY, (716) 824-6435. Mr. Grigsby was a U.S. Army veteran of the Vietnam Era. Please share your condolences at: www.castigliafuneralhome.com Mr. Grigsby passed July 12, 2025 at the age of 76. He served his nation for 24 months on active duty at Ft. Dix, NJ as a Clerk Typist (71B20), from March 11, 1969 to March 26, 1971. Mr. Grigsby was honorably discharged March 26, 1971 with reserve obligations concluding March 10, 1975. For his service he was awarded; National Defense Service Medal and Expert Rifleman Badge (M-14).