Phoa Keng Hek Sia (Chinese: 潘景赫舍; pinyin: Pān Jǐnghè Shè; 1857–1937) was a Chinese Indonesian Landheer (landlord), social activist and founding president of Tiong Hoa Hwe Koan, an influential Confucian educational and social organisation meant to better the position of ethnic Chinese in the Dutch East Indies (now Indonesia). He was also one of the founders of Institut Teknologi Bandung.