Siamais

Theatrical Thai restaurant and cocktail bar with separate dining and drinking spaces, heated outdoor terrace overlooking Oozells Square.

Reserve a Table

Split between a standalone Thai restaurant and cocktail bar, with bottomless brunch from £37.50 on weekends.

£38 to £55ppHalal FriendlyVegan-friendlyOpen till 01:00Bottomless BrunchOutdoor Seating

Siamais is a dual-concept venue split between a dedicated Thai restaurant and a full cocktail bar, each functioning independently. The restaurant serves authentic Thai cuisine with signature dishes including Green Thai Curry, Pad Thai, Tom Yum Soup, Papaya Salad and Chicken Cashew, alongside sharing platters and a selection of seafood and vegetable dishes. Set menus for banqueting start at £34.95 per person.

The cocktail bar features theatrical, hand-crafted cocktails including signature creations like Tangmo (Langleys Gin, Watermelon, Lemon), River of Kings (Haku Gin, Cherries, Orange, Lemon) and a range of mocktails. Bottomless brunch runs Saturday and Sunday 11am-3pm with options from £37.50 (2 courses with unlimited Prosecco, Mimosas and Mocktails) to £42.95 (adding 1941 and Pornstar Martinis).

The space features an intricately designed interior with Thai artwork, hanging lanterns and flowers, plus a heated and covered outdoor terrace. The venue is available for exclusive hire with capacity for up to 200 seated guests or 150 standing.

Videos

@shaniceliving
@olivia_alesha
@its.zaneta
@lcmlondonn
@_dineout

See All

Menu

Reviews

5 ★★★★★ 5 reviews
Mary Irene Nobleza 2 months ago
★★★★★

Had an amazing lunch at Siamais! The atmosphere was perfect, but what really stood out was the service. A huge thank you to Emma for looking after us so well. She was attentive, professional, and genuinely warm. She went above and beyond to ensure we had a great time. We’ll definitely be back. Thank you, Emma!

Posted on Google
Read all 5 reviews

Tips (0)

No tips yet. Be the first to share one.

FAQ

What type of food does Siamais serve?

Siamais serves authentic Thai cuisine, with signature dishes including Green Thai Curry, Pad Thai, Tom Yum Soup, Papaya Salad and Chicken Cashew, as well as sharing platters and seafood and vegetable options.

Does Siamais do bottomless brunch?

Yes, bottomless brunch runs every Saturday and Sunday from 11am to 3pm. Packages start from £37.50 for 2 courses with unlimited Prosecco, Mimosas and Mocktails, rising to £42.95 to include 1941 and Pornstar Martinis.

How much does it cost to eat at Siamais?

The typical spend per person is around £38 to £55. Set menus for banqueting start at £34.95 per person.

Can I hire Siamais for a private event?

Yes, Siamais is available for exclusive hire and can accommodate up to 200 seated guests or 150 standing. Contact the venue directly to discuss your event requirements.

Is there outdoor seating at Siamais?

Yes, Siamais has a heated and covered outdoor terrace overlooking Oozells Square, so it can be used year-round.

Is Siamais suitable for vegans, vegetarians or those eating halal?

Yes, Siamais caters for vegan, vegetarian and halal dietary requirements, with suitable options available on the menu.

Is the bar separate from the restaurant at Siamais?

Yes, Siamais is a dual-concept venue where the cocktail bar and Thai restaurant operate as separate, independent spaces, so you can visit purely for drinks or purely for dining.