Countess Haugwitz Reventlow at St Moritz after renouncing American nationality. Countess Barbara Haugwitz Reventlow (the former Barbara Hutton, Woolworth heiress) is now spending a winter sports holiday with her husband at St Moritz, Switzerland, after a mystery visit to America during which she renounced her American nationality. Count Court Haugwitz Reventlow was at St Moritz with their baby son, Lance, when his wife visited the United States. Photo shows, Count Court and Countess Barbara Haugwitz Reventlow (right) with friends at St Moritz. 25 December 1937