Tan Choo Kai | 陈子凯 (b. 1937, Singapore) is recognised for his landscapes of  woods, countryside and mountains. He paints and sketches en plein air and travels extensively to seek out new sceneries to paint.

By profession, Tan was an art teacher. He graduated from the Teachers’ Training College in 1964. He taught art at Nan Chiau High School (1961 to 1970) and at Nanyang Girls' High School (1971 to 1997).

Tan received informal art training with some basic instruction while at school. In the late 1950s and early 1960s, he took art lessons while studying at Chung Cheng High School and Hwa Chong Institution. At the latter, he was taught by artist Yeh Chi Wei, who continued to tutor him after he graduated. Tan also spent afternoons after school at the Singapore Art Society. Later, he was privately tutored by Liu Kang, and by Chen Wen Hsi at the Nanyang Academy of Fine Arts where he was pursuing undergraduate studies for a period.

Tan has received awards for his work from the Ministry of Culture (1968) and the Japanese Modern Art Association (2002), amongst others. He has exhibited Iocally and in Southeast Asia, Hong Kong, China and Japan. These include group exhibitions at the National Museum Art Gallery (1989, 1992 and 1993), the Empress Place Museum (1992 and 1993) and the Nanyang Academy of Fine Arts (1991).

Tan’s works are in the collections of Singtel and other corporations.