Tan Tjoen Tiat, 2nd Majoor der Chinezen (Chinese: 陳濬哲; pinyin: Chén Jùnzhé; 1816–1880) was a Chinese-Indonesian bureaucrat who served as the second Majoor der Chinezen, or Chinese headman, of Batavia, now Jakarta, capital of Indonesia. This was the most senior Chinese position in the colonial civil bureaucracy of the Dutch East Indies. As Majoor, Tan was also the Chairman of the Chinese Council of Batavia (Dutch: Chinese Raad; Indonesian: Kong Koan), the city's highest Chinese government body.