Ann Stevenson Obituary Stevenson, Ann Vincent, of Minnetonka. Born May 23, 1923, died August 17, 2012. Survived by twin sister Elizabeth Dunnavan; sister, Jean Haverstock (Jim); nieces, Leslie Aksomitas (Mark), Mary Dunnavan (Roger Gross) and Susan Dunnavan (Terry ONeill); nephews, Steve Haverstock (Nori) and Ray Haverstock (Faye) and special friend Mary Wagner. Adored by all her great nieces and nephews. Ann attended Northrop Collegiate School and Mt. Vernon College in Washington DC. She worked most of her career in the securities business. For many years she volunteered for STEP and other organizations. Annie was a fun loving, generous, and no one defied authority more angelically. She was always cheerful and a great storyteller. A private family service will be held. In lieu of flowers memorials may be directed to the charity of the donors choice.