Hahn, Joan, of Cold Spring Harbor, NY on April 4th, 2015. Beloved wife of Lawrence. Loving mother of Jim and Roger. Cherished grandmother of 3. Dear sister of Ruth. Reposing at Beney Fureral Home, 79 Berry Hill Rd., Syosset, NY. Visitation Wednesday, 2-4 and 7-9pm, Funeral Service Thursday, 10am at Faith Lutheran Church, 231 Jackson Avenue, Syosset, NY 11791. Burial at Pinelawn Memorial Park, Farmingdale NY. In lieu of flowers, donations can be made to Faith Lutheran Church.