Family, friends, former students, and the New Castle community are mourning the loss of Diane C. Angelilli, a beloved educator and devoted wife who passed away on the evening of August 2, 2026, at Celebration Villa of Chippewa. She was 78 years old.
Diane’s passing marks the end of a life dedicated to education, family, faith, and the simple joys that brought happiness to those around her. Those who knew her are remembering a compassionate woman whose kindness, intelligence, and love of learning left a lasting impression on countless lives.
Born on October 1, 1947, in Youngstown, Ohio, Diane was the cherished daughter of the late Donald and Elvira Mancuso Lightner. She later made her home in Neshannock Township, where she became a valued member of the community and built a life centered on service, education, and family.
She is survived by her beloved husband, Charles E. Angelilli, whom she married on June 15, 1985. Together, they shared more than four decades of marriage, creating a life filled with love, companionship, and treasured memories. Their enduring partnership was admired by family and friends alike, reflecting a relationship built on mutual respect and unwavering support.
Diane dedicated much of her professional life to education, serving as a Spanish teacher at Montour High School until her retirement in 2001. Throughout her teaching career, she inspired generations of students by encouraging a love of language and culture while fostering confidence and curiosity in the classroom. Former students and colleagues remember her as a patient, knowledgeable, and caring educator who always sought to help others succeed.
Beyond her career, Diane remained deeply committed to her faith as a member of Holy Spirit Parish. Her church community was an important part of her life, and she found comfort and strength in her beliefs while building lasting friendships with fellow parishioners.
Outside of the classroom, Diane embraced a variety of interests that reflected her creativity and appreciation for life’s meaningful moments. She was an avid reader who enjoyed immersing herself in books and expanding her knowledge through literature. Music also held a special place in her heart, providing joy and inspiration throughout her life.
Diane was especially known for her talent in decorating her home, transforming it to celebrate each holiday with warmth, beauty, and festive spirit. Family members fondly recall the care and enthusiasm she put into every seasonal display, creating welcoming spaces where loved ones could gather and make lasting memories.
She also enjoyed preserving family moments by framing photographs, taking pride in displaying treasured memories throughout her home. These thoughtful touches reflected her deep appreciation for family, tradition, and the relationships that meant so much to her.
News of Diane’s passing has prompted heartfelt tributes from relatives, friends, former students, and neighbors who remember her as a gracious, thoughtful, and generous woman. Her dedication as an educator, her commitment to her family, and her warm personality touched countless lives and left an enduring legacy within the community.
As loved ones gather to celebrate Diane’s life, they remember not only her accomplishments but also the compassion, wisdom, and joy she shared so freely. Though she will be deeply missed, the lessons she taught, the memories she created, and the love she gave will continue to live on in the hearts of those fortunate enough to know her.
Her legacy remains one of kindness, lifelong learning, faith, and devotion to family—a legacy that will be remembered for years to come.
