Cha Am (Thai ชะอำ) is a district (Amphoe) in the southern part of Phetchaburi province, central Thailand.

The district was established in 1897 in the name of Na Yang. In 1914 the center of the district was moved to Ban Nong Chok (now in Tha Yang district) and changed the name to Nong Chok district. After World War II, the government moved the office to Tambon Cha Am and also changed the district name to be Cha Am.

It is a famous beach resort town in Thailand.

Cha Am houses the only American university in Thailand. Webster University has nearly 200 students from numerous international countries. Cha Am is also famous for its beach front which is home to many high rise beach resorts.

Districts to the north are Amphoe Tha Yang, south Amphoe Hua Hin of Prachuap Khiri Khan Province, also a beach resort.

Attractions

• Wat Neran Chararam (Thai: วัดเนรัญชราราม) − Buddhist Temple (Wat) with the big Statue of the sixarmed Phra Pit-thawan (Thai: พระปิดทวาร)
• Rat Charoen Tham Temple
• Nong Chaeng Temple
• Nong Ta Phot Temple
• Cha-am Khiri Temple
• Sai Noi Temple
• Huai Sai Tai Temple
• Maruk Khatayawan Temple

Phra Ratchawang Maruk Khatayawan

(Thai: พระราชนิเวศน์มฤคทายวัน)

Summer Palace of King Rama VI. build in the year 1923.