Helen Marie Nienstedt of Boca Raton, FL and formerly of Eastchester, NY was called home on September 14, 2026. Helen spent the past 18 months with her son and daughter-in-law in Woodstock, GA. Helen is survived by her son Bill Duffy and his wife Amy, grandchildren Ryan, Grant, Erin, great grandchildren James, Ellie, Lainey, Kemper, Ada, Konrad, sister Diane Kallman, nieces Jacklyn, Melissa, nephew Greg, and great nieces/nephews Ava, Mitchell, Emily and Benjamin.
Helen was active in her community through leadership roles at her church (Joy Club, Alter Guild), service organizations (Lioness), and was proud of her 25 years with IBM.
In lieu of flowers donations can be made to:
Diabetes Research Institute
Pruitt Cares Foundation
