Sierra B. Adams (Lange), 27, of Kennedy, NY, passed away peacefully in UPMC Chautauqua, on Monday November 21, 2022, after a two-year battle with pancreatic cancer. She was born May 1,1995, in Jamestown, NY, a daughter of Steven and Beverly Lange. She was a 2014 graduate of Eisenhower High School. For many years she was employed by the Resource Center and most recently for Cummins Engine Company. She will be remembered as a loving and caring daughter and mother and was a huge Buffalo Bills fan. She also loved her animals, especially her cats and dogs. Besides her parents she is survived by her husband, Andrew Adams, whom she married on June 10, 2021; her two children, Kinsley Louise Mae Adams, and Brooklyn Cathleen Elise Martin; two brothers, Timothy-James Lange, Josh Lange, a stepbrother, Daulton Ace; her grandmother Linda Lange; grandfather, James (Nancy) Lange, along with Aunts, Uncles and cousins and close friends Albert and Barb Martin. She was preceded in death by infant twins and her Mimi and Papa Patterson. Friends will be received from 2 to 6 pm Friday in the Lind Funeral Home. The funeral will be held at 11 am Saturday in the Lind Funeral Home. Pastor Dorothy Hillard will officiate. Burial will be in the Lottsville Cemetery, Lottsville, PA.