King Chulalongkorn Memorial Hospital (KCMH, Thai: โรงพยาบาลจุฬาลงกรณ์; RTGS: Rongphayaban Chulalongkon) is a public general and tertiary referral hospital in Bangkok, Thailand. It is operated by the Thai Red Cross Society, and serves as the teaching hospital for the Faculty of Medicine, Chulalongkorn University and . With an in-patient capacity of 1,435 beds, it is one of the largest hospitals in Thailand, and as one of Thailand's leading medical school affiliates, is widely considered one of the best public hospitals in the country, along with Siriraj Hospital and Ramathibodi Hospital.