Joan M. Fleischman

Joan M. Fleischman of Riverhead passed away June 5, 2025. She was 92. 

Born on Oct. 15, 1932, in Riverhead to Grace Madlyne (Peterson) and John C Seaman, Joan graduated Riverhead High School in 1950 and married Russell A. Fleischman Sr. on Nov. 21, 1951. Together, they had three children.

She spent her time knitting and crocheting as well as traveling. One of Joan’s favorite trips was going cross country in 1993 with her husband. She went on many trips with the Riverhead Fire Department and cruising with her beloved family. Joan enjoyed spending time with her three grandchildren and volunteering her time with the Alley Cat Thrift Shop located at The First Congregational Church. She was a 67-year member and past president of the Riverhead Fire Department Ladies Auxiliary. She enjoyed watching Wheel of Fortune and baseball games in the evening. She retired in 1993 from Riverhead Central School District, where she worked as a teachers aide at Roanoke Avenue Elementary School.

Joan is now reunited with her husband, Russell; her sons, Russell Jr. and Karl; and her brother, John “Jack” Seaman. Joan is survived by her daughter, Joan (Bob) Andruszkiewicz; her grandchildren: Kara (David) Paulos, Kevin and Tim Andruszkiewicz; her great-grandchildren, Aiden and Ella; her niece, Cheryl Mullins; and her nephew, Dr. Jeffrey Seaman. 

Visitation was held at Sunday, June 8, at Tuthill-Mangano Funeral Home. A church service was held Monday, June 9, at First Congregational Church of Riverhead, followed by burial at Riverhead Cemetery. 

In lieu of flowers, the family ask donations be made to East End Hospice and First Congregational Church of Riverhead.gational Church in her name would be appreciated.

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