William Curtis "Buffalo" Hillerman, Jr., age 83, of Pikeville, Ky. passed away on Friday, May 12, 2023, at the Pikeville Medical Center. William was born in Churchs Ferry, North Dakota on April 14, 1940, to his parents the late William Carson "Buff" Hillerman, Sr. and Mae Gallinger Hillerman. Bill is the husband of Phyllis Ann Blackburn Hillerman. Bill and Phyllis were happily married for over 57 years. He also served his country honorably in the United States Navy. He owned an auto body shop and B&B Trucking Company. He was employed at Coal Transport until retirement. William was preceded in death by his parents, two sisters, Joyce Ione Hillerman (Harold) Waller and Ramona Jeanne (Robert "Tub") Sletten. He is survived by his wife, Phyllis, a son, Mark Hillerman (Audra), two daughters, Tammy Mills (Freddie), Amber (Barry) Wright all of Pikeville. Bill is survived by six grandchildren, Nathan Mills (Savannah), Nicholas Hillerman (Brooke), Lakin Marr (Eric), Autumn May (Tyler), Logan Hillerman (Izabella), and Scarlett Wright. He is also survived by five great-grandchildren, Blakely Mills, Jillian Mills, Amelia Hillerman, Payson May, and Noa Grey Hillerman (baby girl on the way), and a host of loving family and friends. Visitation will be Monday, May 15, 2023, 6:00 PM at the Lucas and Son Funeral Home. Funeral will be Tuesday, May 16, 2023, 1:00 PM at the Lucas and Son Funeral Home. Burial will follow in the Blackburn Family Cemetery.