Dr. Fred Stuart Kantor, 90, of New Haven, Conn., died May 28. He was the husband of Linda (Silverman) Kantor. Born in Brooklyn, N.Y., he was the son of Nathan Kantor and Sylvia (Rosenthal) Kantor. In addition to his wife, he is survived by his children, Michael and his wife Kathy, Karen,  Ted and his wife Susan; and his grandchildren, Emma, Twyla, Rebecca, Alice, Max, Sam, and Isabelle. He was predeceased by his grandson, Sacha.