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Top Private Dining Rooms for Birthdays in Cardiff
Absolutely love a birthday with a bit of wow factor? Finding private dining rooms for birthdays in Cardiff is a breeze. You’ll discover everything from elegant townhouses around Pontcanna and Cathedral Road, to secret spaces above the legendary arcades and St Mary Street’s city buzz. Over in Cardiff Bay, you can enjoy mellow waterfront vibes as the sun sets. Locals know that the city’s best private dining rooms are all about connection, conversation, and marking the moment, not just making a splash. Take a look, your perfect birthday spot is waiting.
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![Exclusive Venue Hire at The Botanist Cardiff Bay in Cardiff]()
from £5000
minimum spend / per eveningCheck availabilityExclusive Venue Hire
150 guestsThe Botanist Cardiff BayCardiffHHelena K.
“28 of us celebrated a special birthday at the rock pool area. Food and drinks were lovely.” -
![Private Dining Room at The Botanist Cardiff Central in Cardiff Centre]()
from £250
minimum spend / per eveningCheck availabilityPrivate Dining Room
12 guestsThe Botanist Cardiff CentralCardiff Centre
#Supervenue
With the Private Dining Room, you get a dedicated server for all food and drink orders, along with access to our TV screens. The guest capacity is a minimum of 8 guests and a maximum of 12 guests. -
![Restaurant at Giovanni's in Park Place in Cardiff Centre]()
from £10
per person / per sessionCheck availabilityRestaurant
88 guestsGiovanni's in Park PlaceCardiff CentreThe indoor dining area can accommodate up to 88 seated guests for birthdays, anniversaries, christenings, weddings and other special celebrations. The space is air-conditioned and features a bar and a TV screen. -
![Private Dining Room at Gaucho Cardiff in Cardiff Centre]()
from £55
per person / per sessionCheck availabilityPrivate Dining Room
34 guestsGaucho CardiffCardiff CentreThe private dining room at Gaucho Cardiff offers an intimate and luxurious setting for special occasions, corporate events, or private gatherings. The space is elegantly designed with modern, sophisticated decor, featuring -
![Full Venue Exclusive Hire at Gaucho Cardiff in Cardiff Centre]()
from £7000
minimum spend / per afternoonCheck availabilityFull Venue Exclusive Hire
300 guestsGaucho CardiffCardiff CentreThe top floor at Gaucho Cardiff offers a versatile space for both intimate soirées and grand celebrations. Two private dining rooms provide intimacy for smaller gatherings, while the spacious dining area caters to groups -
![The Greenhouse at The Botanist Cardiff Central in Cardiff Centre]()
from £500
minimum spend / per eveningCheck availabilityThe Greenhouse
22 guestsThe Botanist Cardiff CentralCardiff Centre
#Supervenue
Sectioned off from the main restaurant for that private feel and perfect for larger get togethers or business meals. Full of ivy and twinkling lights to give that warm feel. -
![Entire Venue at Purple Poppadom in Cardiff Outskirts]()
from £50
per person / per sessionCheck availabilityEntire Venue
50 guestsPurple PoppadomCardiff OutskirtsOur venue accommodates up to 80 guests. Offering warm lighting in the evening and natural light during the day, the space has a modern atmosphere. Tables and seating are arranged for comfort and allow you to move throughout -
![Second Floor & Terrace at The Botanist Cardiff Central in Cardiff Centre]()
from £5000
minimum spend / per eveningCheck availabilitySecond Floor & Terrace
100 guestsThe Botanist Cardiff CentralCardiff Centre
#Supervenue
Located on the top floor of the venue with a beautiful inside setting perfect for socialising with also access to The Terrace and a private bar. This would be completely private. -
![Restaurant Hire at Browns Marriott Cardiff in Cardiff Centre]()
from £25
minimum spend / per sessionCheck availabilityRestaurant Hire
250 guestsBrowns Marriott CardiffCardiff CentreBrowns Brasserie, located within the Cardiff Marriott Hotel, offers a stylish dining experience in the heart of Cardiff. The interior design is inspired by the glamour of the 1920s, featuring art deco styling, luxurious furnishings, -
![Entire Venue at Vivo Latino in Cardiff Outskirts]()
from £30
per person / per sessionCheck availabilityEntire Venue
50 guestsVivo LatinoCardiff OutskirtsMeet a fiesta of color, flavor, and Latin spirit! Our restaurant space is looking for people to host cheerful gatherings! Step in and feel like walking straight into a Mexican cantina. -
![Whole Venue at The Athenian Tree in Cardiff Outskirts]()
from £25
per person / per sessionCheck availabilityWhole Venue
40 guestsThe Athenian TreeCardiff OutskirtsThe whole restaurant can seat up to 40 patrons for an engagement party, birthday dinner, celebratory function, or other private event. The interior decor is neutral and in keeping with the general casual vibe. -
![Neighbourhood Restaurant at Neighbourhood Bedrooms in Cardiff Outskirts]()
from £750
minimum spend / per dayCheck availabilityNeighbourhood Restaurant
22 guestsNeighbourhood BedroomsCardiff OutskirtsNeighbourhood Kitchen is a street-food kitchen and cocktail bar in Cardiff’s Riverside, just minutes from the city centre and Principality Stadium. With rotating chefs, craft cocktails, and seasonal menus, it’s perfect for
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Plan an Unforgettable Birthday Dinner Event at Cardiff’s Bars
minimum spend / per session
“Excellent space! In the mix so we still benefitted from the atmosphere of the bar, and easy access to drinks.”
per person / per session
hire fee / per session
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FAQs about Top Private Dining Rooms for Birthdays in Cardiff
Booking costs of private dining rooms for birthdays average £750 minimum spend per event. Costs vary depending on guest capacity, popularity, location, and amenities like sound systems or bar services. Extra charges may apply for custom catering, decor, or event planning services. Packages with add-ons, such as DJs, photo booths, or other entertainment services, can also increase the overall cost. Check out the typical price ranges in Cardiff, based on Tagvenue data from March 2026:
| From £375 | to £1500 | minimum spend per event |
| From £20 | to £34 | per person |
| From £125 | to £500 | hire fee per event |
Based on the popularity and user ratings on Tagvenue (updated March 2026), the best options include:
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Private Upstairs Room at O'Neill's Trinity Street Cardiff in Cardiff Centre - rated 5/5
Our user said: ‘Venue was great size, bar staff were brilliant...’ -
Ricoh Suite at Cardiff City Stadium in Cardiff Outskirts - rated 5/5
Our user said: ‘Thank you for making it such a special occasion.’ -
Private Dining Room at The Botanist Cardiff Central in Cardiff Centre - rated 4.8/5
Venue said: At the back of the restaurant, away from the hustle and bustle, our Private Dining Room is perfect for your special occasions. Equipped with a TV screen and all necessary cables, it is easy to set up for various events such...
You'll find private dining rooms for birthdays in various sizes, from smaller spots to larger venues; keep in mind that the type of space and your chosen layout will affect the capacity! Below you can see the typical venue sizes in Cardiff, together with the standard prices in each size range, based on Tagvenue data (March 2026):
| Small | up to 50 guests | prices average £500 minimum spend per event |
| Medium | between 70 and 120 guests | prices average £235 hire fee per event |
| Large | over 200 guests | prices average £1500 minimum spend per event |
These are the venues within 0.1 mi from central Cardiff, available to book on Tagvenue:
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Upstairs Room at O'Neill's St Mary Street Cardiff
on 85-87 St Mary St, Cardiff - 0.1 mi from centre.
Venue said: Our first-floor space at O'Neill's St Mary Street is the ideal venue for any occasion—whether it's a meeting, an all-day conference, a Christmas or engagement party, a milestone birthday, a networking event, a live music... -
Full Venue Hire at Slug and Lettuce Cardiff Central
on 84 Saint Mary Street - 0.1 mi from centre.
Venue said: Spread across three floors, it features modern dining areas, unique birdcage booths, and flexible spaces that can be adapted for a wide range of event types. -
Upstairs Gallery at The Cocktail Club Cardiff
on 75 Saint Mary Street - 0.1 mi from centre.
Venue said: The top floor bar ‘The Gallery’ – the hottest spot in Cardiff to throw your next serious soiree in.
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Page last updated in March 2026
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