| Liu Kuo-tsai | |
| Native Name Lang: | zh-tw |
| Office1: | President of the Legislative Yuan |
| Vicepresident1: | Liang Su-yung |
| Term Start1: | 18 October 1988 |
| Term End1: | 2 December 1990 |
| Predecessor1: | Ni Wen-ya |
| Successor1: | Liang Su-yung |
| Office2: | Vice President of the Legislative Yuan |
| President2: | Ni Wen-ya |
| Term Start2: | 22 February 1972 |
| Term End2: | 18 October 1988 |
| Predecessor2: | Ni Wen-ya |
| Successor2: | Liang Su-yung |
| Office3: | Member of the Legislative Yuan |
| Constituency3: | Taiwan 1st |
| Term Start3: | 1 February 1970 |
| Term End3: | 2 December 1990 |
| Birth Place: | Shinchiku Prefecture, Taiwan, Empire of Japan (today Miaoli County, Taiwan) |
| Nationality: | Taiwanese |
| Party: | Kuomintang |
| Alma Mater: | Kyoto Imperial University Kansai University |
Liu Kuo-tsai (; 1911–1993) was a Taiwanese politician. Elected to the Legislative Yuan in 1969, he was named deputy speaker in 1972. In 1988, he became the acting President of the Legislative Yuan. The interim designation was removed early next year and Liu stepped down from the position in 1990.
Born in Miaoli, Taiwan in 1911, Liu graduated from Kyoto Imperial University before studying law at Kwansei Gakuin University, both in Japan. He was first elected to the Legislative Yuan in 1969.[1] [2] On 5 May 1972, Liu was sworn in as Vice President of the Legislative Yuan. Ni Wen-ya was elected speaker.[3] He served three terms in that position before running for President of the Legislative Yuan in 1989.[4] By 1990, Liu was a senior adviser to President Lee Teng-hui and in October, became a founding member of the National Unification Council.[5]
On 12 February 1990, Liu announced his resignation from the Legislative Yuan.[6] Liu died in 1993 due to cardiac arrest stemming from ventricular fibrillation.[7]