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Signature dish at Ostras Thierry
Ostras Thierry restaurant
Plated dish at Ostras Thierry
Dish presentation at Ostras Thierry
Interior dining room at Ostras Thierry

Ostras Thierry

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#422 in BarcelonaRanked #422 of all Barcelona restaurants on Guidavera. Click to see the full ranked list./Worth VisitingGuidavera tier, our editorial classification combining ratings, accolades, and source consensus across the Barcelona dining scene./SeafoodSeafood cuisine: the kitchen's primary culinary tradition and style./€€€€/Eixample/

Ostras Thierry is a French oyster bar on Carrer de Paris in the Eixample, founded by Thierry Guillemet from La Rochelle -- Barcelona's first French oyster importer since 1998. No kitchen: Thierry curates raw, smoked, and preserved French seafood, sourcing exclusively from Huitres Poget (Medaille d'Or winner).

Oysters sourced from Medaille d'Or Concours General Agricole de Paris 2017 winner

Background

About Ostras Thierry

The Story

Ostras Thierry is a French oyster bar founded by Thierry Guillemet, a Frenchman from La Rochelle who became Barcelona's first French oyster importer in 1998. After co-founding Gouthier oyster bar in Sarria in 2005, he opened this location (originally as BOB Oyster BCN, later rebranded to Ostras Thierry) on Carrer de Paris. Thierry works exclusively with Huitres Poget, sourcing from Marennes-Oleron and Normandy. The Normandy oysters (Speciale Utah Beach from Pleiade Poget) won a Medaille d'Or at the Concours General Agricole de Paris in 2017.

The Cuisine

The concept operates without a full kitchen -- Thierry personally curates raw, smoked, and preserved French seafood and artisanal products. Speciale Normandia oysters from 28-39 EUR per dozen, Fine de Claire from 24-30 EUR per dozen, caviar from 25-60 EUR, smoked salmon, foie mi-cuit, artisanal cheeses from Caseus Afinadors, and premium conservas. Champagne and cava by the glass. Around 50 EUR per person without drinks.

The Team

Thierry Guillemet, from La Rochelle on France's Atlantic coast, has over 25 years of expertise in French oysters. He personally selects producers and curates every product. Google reviewers give it 4.5/5 from 593 reviews.

Highlights

What Diners Say

Moderate EnergyGreat for TalkingGood ValueCozyCasualIntimateGood for DatesGood for First DatesGood for FriendsTraditionalIngredient-LedSeasonalChef InteractionBeautiful PlatingFoodie DestinationHidden GemLocal FavouriteWalk-in FriendlyBarTerrace

Consensus

Ostras Thierry Ratings & Reviews

Professional Ratings

Food 7.0 / Decor 5.5 / Service 6.5

Diner Ratings

Google

4.5

593 reviews

#422 in BarcelonaWorth Visiting

Diners rate it 4.5/5 on Google (593 reviews).

Been to Ostras Thierry? Share your experience with the community.

Reservations

How to Book Ostras Thierry

Booking

No reservations accepted -- walk-in only. Exception: the 'Taller L'Ecailler' oyster shucking workshop is bookable. Compact space so arrive early, especially on weekends and Tuesday (1 EUR oyster promotion).

Experience

Ostras Thierry Dining Experience

A compact French-style oyster bar with a simple white interior, a large bar, and minimal seating. The emphasis is on standing or perching at the bar. Small terrace available. Walk-in only -- no reservations. Suitable for dates, aperitifs, and casual seafood experiences.

Navigate

Ostras Thierry Location & Neighbourhood

Getting There

Located on Carrer de Paris in l'Antiga Esquerra de l'Eixample, a residential area of the Left Eixample. A compact French-style oyster bar in a neighbourhood known for quality restaurants. Previously operated as BOB Oyster BCN at the same address.

Nearby

L'Antiga Esquerra de l'Eixample is a residential area in Barcelona's Left Eixample, known for its wide boulevards, Modernista architecture, and a dense concentration of quality restaurants along Aribau, Paris, Corsega, and surrounding streets.

Details

Ostras Thierry Reservations, Hours & Contact

Opening Hours

DayHours
MondayClosed
Tuesday12:00–16:00 & 19:00–23:00
Wednesday12:00–16:00 & 19:00–23:00
Thursday12:00–16:00 & 19:00–23:00
Friday12:00–16:00 & 19:00–23:00
Saturday12:00–16:00 & 19:00–23:00
SundayClosed

Ostras Thierry hours verified 2026-04-01. Contact the restaurant to confirm.

Contact

Phone+34 936 888 981
Instagramostrasthierry

Walk-in only

Good to Know

Walk-in only -- no reservations accepted
1 EUR oysters every Tuesday
Barcelona's first French oyster importer (since 1998)
Oysters sourced exclusively from Huitres Poget (Marennes-Oleron and Normandy)
No full kitchen -- curated raw, smoked, and preserved products
Previously operated as BOB Oyster BCN at the same address
Oyster shucking workshop ('Taller L'Ecailler') available by booking
Closed Monday and Sunday
First French oyster importer in Barcelona (since 1998)

Social

From ostrasthierry on Instagram

Questions

Ostras Thierry FAQ

What is Ostras Thierry Bar a Huitres and what makes it special?

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Ostras Thierry is Barcelona's first French oyster bar, founded by Thierry Guillemet from La Rochelle who has been importing French oysters since 1998. He sources exclusively from Huitres Poget, whose Normandy Speciale Utah Beach oysters won a Medaille d'Or at the Concours General Agricole de Paris in 2017. The bar operates without a traditional kitchen, focusing on curated raw, smoked, and preserved French seafood.

What's on the Ostras Thierry menu and how much do oysters cost?

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The menu features French oysters per dozen from 24-39 EUR: Fine de Claire from 24-30 EUR and Speciale Normandia from 28-39 EUR. Other offerings include caviar (25-60 EUR), smoked salmon, foie mi-cuit, artisanal cheeses from Caseus Afinadors, and premium conservas. Champagne and cava are available by the glass, with prices around 50 EUR per person without drinks.

Does Ostras Thierry accept reservations?

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No, Ostras Thierry operates walk-in only with no reservations accepted. The compact space fills up quickly, so it's recommended to arrive early, especially on weekends and Tuesdays during their 1 EUR oyster promotion. The only exception is their 'Taller L'Ecailler' oyster shucking workshop which can be booked.

What is the 1 EUR oyster promotion at Ostras Thierry?

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Every Tuesday, Ostras Thierry offers oysters for just 1 EUR each. This popular promotion draws crowds, so arriving early is especially recommended on Tuesdays. The restaurant is open Tuesday through Saturday from 12:00-16:00 and 19:00-23:00.

Where is Ostras Thierry located and how do I get there?

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Ostras Thierry is located at Carrer de Paris, 190 in l'Antiga Esquerra de l'Eixample. The nearest metro station is Provença (L6/L7/S1/S2), a 6-minute walk away. Diagonal station (L3/L5) is also accessible with an 11-minute walk. The restaurant is in a residential area known for quality dining.

Who is Thierry Guillemet and what's his background with oysters?

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Thierry Guillemet is a Frenchman from La Rochelle on France's Atlantic coast who became Barcelona's first French oyster importer in 1998. He has over 25 years of expertise in French oysters and personally selects producers, working exclusively with Huitres Poget from Marennes-Oleron and Normandy. He previously co-founded Gouthier oyster bar in Sarria in 2005.