The capital of Thailand is Bangkok. Located in the central part of the country, Bangkok is a vibrant and bustling city that is home to more than 8 million people. With its rich culture, stunning architecture, and delicious food, it's no wonder that Bangkok is one of the most popular destinations in Southeast Asia. Whether you're interested in exploring ancient temples or shopping at the world-famous Chatuchak Market, there is something for everyone in Bangkok. So if you're planning a trip to Thailand, be sure to add Bangkok to your itinerary - you won't regret it!