Which of the following was the first Irishman to found a winery in California?

D.

Livermore’s leading historic winery, Concannon, was founded in 1883 by Irish immigrant James Concannon. A devout Catholic, Concannon sent bottles of his wine to the Pope each year. The winery is now owned by The Wine Group, the world’s second-largest wine producer by volume and makers of Franzia wine-in-a-box.