About

Trentadue Winery is a family-owned winery in Geyserville, California, established in 1959 and celebrating over 55 years of estate-grown wine production in Alexander Valley. They craft premium wines including estate collections, Italian varietals, and ports while honoring their Italian heritage. The winery is a top Sonoma County destination offering tastings, weddings, events, and hospitality on their historic 208-acre property.

Estate-grown wines Italian heritage wines and varietals Award-winning ports Alexander Valley wines Wedding and event venue Pet-friendly tasting room Family-owned winery since 1959
Video Spotlight
Photos
Bride and groom kissing at wedding ceremony Winery venue and grounds Marry Me Merlot 2022 wine bottle OPR Wines bottle Zinfandel or Petite Sirah Port bottle Winery event venue Vineyard and grounds
What They Make
Trentadue Estate Collection
Refined and upscale line featuring unique blends and traditional Italian varietals
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La Storia Collection
Hand-crafted collection allowing broader audience to experience fine winemaking heritage
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OPR Wines Collection
OPR Wines line
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Port Collection
Diverse flavors and styles of ports
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Marry Me Merlot 2022
Estate merlot
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Zinfandel or Petite Sirah Port
Port wine selection
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Awards
Gold Medal, San Francisco Chronicle Wine Competition 2022 for La Storia Zinfandel 2022
Double Gold, Sonoma County Harvest Fair 2021 for Petite Sirah 2021
Upcoming Events
Italian Dinner
July 11, 2026
Italian dinner event at the winery
Lobster Feast
September 12, 2026
Lobster feast event at the winery
Taste Destination 128 Soup & Sweaters Holiday Soiree
December 5, 2026
Holiday soiree event featuring soup and sweaters
Latest News

Upcoming events include Italian Dinner (July 11, 2026), Lobster Feast (September 12, 2026), and Holiday Soiree (December 5, 2026). The winery continues to offer weddings, venue rentals, and private events.