Baiyoke Tower II is an 88-story, 309 m (1,014 ft) skyscraper hotel at 222 Ratchaprarop Road in the Ratchathewi District of Bangkok, Thailand. It is the third tallest completed building in the city, after MahaNakhon and Magnolias Waterfront Residences at ICONSIAM. The building comprises the Baiyoke Sky Hotel, the tallest hotel in Southeast Asia and the seventh-tallest all-hotel structure in the world.

Ratchathewi is a district (khet) in central Bangkok, Thailand. Clockwise from the north, its neighboring districts are Phaya Thai, Din Daeng, Huai Khwang, Watthana, Pathum Wan and Dusit.