[1][2] A native of Appenzell, Switzerland, Margrit Kellenberger was raised in her family home overlooking Lake Maggiore, in the canton of Ticino.

The newlyweds settled in her husband's new duty station in North Dakota and had three children — Philip Jr., Annie and Phoebe.

This concert series has hosted many jazz, R&B and pop artists including Ella Fitzgerald, Harry Belafonte and Tony Bennett.

In 1984, the Festival of Winter Classical Concert Series was created, with the proceeds benefiting local musical organizations like the Napa Valley Opera.

[3] In his autobiography, Robert Mondavi wrote : Thanks in large measure to her, the marriage of fine wine, fine food, and gracious, healthy living has now become an enduring hallmark of the Robert Mondavi Winery.In 2012, she released her memoirs with Janet Fletcher as her ghost writer.

[5][6] After ten years at Robert Mondavi Winery, Margrit introduced a program of cooking classes.

Robert and Margrit Mondavi were also major patrons of the restoration of the Lincoln Theatre in Yountville which was reopened in early 2005.