Catharine Niven was the first woman in San Luis Obispo County to plant her own vineyard and to make wine under her own label, Tiffany Hill, in the Edna Valley. She is also the first winemaker in the Niven family, owners of the Paragon Vineyard Co., who planted extensive vineyards in the Edna Valley in 1973 and became famous for the quality of their Chardonnay grapes.