Sommer Lynne Ossman, 44, of Jamestown, NY, passed away unexpectedly on Monday, February 22, 2022 in her home. A lifelong area resident, she was born August 29, 1977 and was the daughter of Anne Luce and James Donovan. Sommer was a 1995 graduate of Maple Grove High School and a 1998 graduate of Allegheny College. She will be remembered as a nurturing and caring mother who loved animals and books and who possessed a keen sense of humor and wit. Along with her parents, she is survived by two children, Anna and Donovan; her partner, Jeremy; and her siblings, Shannon and Jonathan. A service will be held at a later date.