Diana C. Simulcik

Diana C. Simulcik, a beloved teacher and cherished member of the community, passed away on November 19, 2025, at the age of 74. Born on November 23, 1950, in the Bronx, New York to her parents John and Genovieve Pace. Diana devoted her life to education and touched countless lives during her tenure as a teacher at North Babylon High School. Diana was a proud graduate with a master's degree, which further enhanced her abilities as an educator. 

In her personal life, Diana was the beloved wife of Garrett P. Simulcik, Sr., and a loving mother to Garrett P. Simulcik, Jr., and John W. Simulcik, along with his wife Katherine, whom share a deep roster of treasured family moments with her. She was a proud grandmother to her grandchildren: Anthony and his wife Emily, Nicholas, Steven, and Victoria Diana, each of whom carried a special bond and affection for their grandmother.

The impact Diana had on her family and community is immeasurable. Her kind nature and cherished personality left an indelible mark on all who were fortunate enough to know her. A visitation to celebrate her life will take place on November 25, 2025, at Mangano Family Funeral Home from 2:00 PM to 4:30 PM, and again from 7:00 PM to 9:30 PM. A Mass will be held in her honor on November 26, 2025, at Saints Cyril & Methodius R.C. Church in Deer Park, starting at 11:15 AM.

As we remember Diana C. Simulcik, let us carry forward her legacy of kindness, dedication, and love in our hearts.