Lin Yun-Ju (Chinese: 林昀儒; pinyin: Lín Yún rú born 17 August 2001) is a Taiwanese table tennis player.

He graduated from Taipei Municipal Nei-Hu Vocational High School and is currently studying at Fu Jen Catholic University.

[10] He won two major tournaments in a row in 2019, first the T2 Diamond Malaysia in July,[11] followed in August by his first ITTF World Tour title, the Czech Open at the age of only 18.

[12] In these tournaments, he had beaten some of the top players, including Ma Long, Fan Zhendong, Dimitrij Ovtcharov and Timo Boll.

[13] Lin trained in China along with members of the Chinese national team and other selected foreigners from late 2020 until early 2021.