Barbara (Supowitz) Greenberg, 76, of North Haven, died Nov. 9. She was the wife of Dr. Alvin Greenberg. Born in West Haven, she was the daughter of the late Florence (Ginzberg) and Arthur Supowitz. She is survived by her children, Lesli Greenberg of Atlanta, Ga., Glen Greenberg and his wife Melissa of Guilford, and Alison Kogan and her husband Eric of Westport; her brother Harry Supowitz and his wife Patti of New Haven; her grandchildren, Jacob, Eli, Aidan, Zachary, Graydon and Maci.