- MICHELIN 20263 Keys
- 50 Best 2026#2
- Forbes 2026Five-Star
- La Liste 202698.5 / 100
HOTEL
Anantara Siam Bangkok Hotel
Bangkok, Thailand
Anantara · Minor Hotels
Anantara Siam Bangkok Hotel is a hotel in Bangkok, Thailand, opened in 1983, with 335 rooms. Latest guide results (2026): Forbes Travel Guide Four-Star, La Liste 93.5 / 100.
AT A GLANCE
At a glance
WORLD’S OPINION
Guide results
Four-Star2026
93.5 / 1002026
HOTEL FACTS
Hotel facts
- Rooms
- 335
- Address
- 155 Rajadamri Road, Bangkok, Bangkok, Thailand, 10330, TH
ROOMS
Room information
OPENING & RENOVATION
Opening and renovation history
- 2026Room renovation
All 335 rooms, suites and villas3
- 2026Bathroom renovation
All guest bathrooms3
- 2026Public-area work
Ballroom, meeting spaces and spa3
- 1983First opening
Building dates can differ from hotel opening dates. Later work may not yet be recorded.
Room, opening and renovation sources
Checked · 2026-09-28
- Anantara Siam Bangkok Hotel — official hotel website ↗Hotel overview
- Anantara Siam Bangkok Hotel — rooms ↗Rooms
- Anantara Siam Bangkok Hotel — opening history ↗Opening · Inventory · First opening · Room renovation · Bathroom renovation · Public-area work · 2026-09-09
- Anantara Siam — June 2026 factsheet ↗Rooms
View rating history
Forbes Travel Guide
| Year | Result | List · Source |
|---|---|---|
| 2026 | Four-Star | |
| 2025 | Four-Star | |
| 2024 | Recommended |
Information sources
- Official website
- anantara.comAccessed 2026-09-23
NEARBY
In the same city
Photo credit
Photo · Chainwit. · CC BY-SA 4.0 · Resized and display-cropped
- MICHELIN 20263 Keys
- 50 Best 2026#10
- Forbes 2026Five-Star
- La Liste 202699.5 / 100
Photo credit
Photo · Chainwit. · CC BY-SA 4.0 · Resized and display-cropped
- MICHELIN 20262 Keys
- 50 Best 2026#70
- Forbes 2026Four-Star
- La Liste 202695 / 100