Sandra J. (Austin) Bonwitt, 72, formerly of Pembroke passed away July 7, 2011 at River Bay Club in Quincy. She is survived by her son John and daughter-in-law April of Pembroke and leaves behind her three grandchildren: Alison, Brooke and Ryan. Sandra will be dearly missed by all the people who's lives she has touched throughout the years.Memorial calling hours will be held July 14, 2011 from 4-8 p.m. at Shepherd Funeral Home in Pembroke. Burial will be private.In lieu of flowers, the family asks that you make a donation to the Humane Society of Massachusetts in Sandra's name.