Kolas Yotaka (Chinese: 谷辣斯·尤達卡; born 17 March 1974), formerly Yeh Guan-lin (Chinese: 葉冠伶), is an Amis Taiwanese politician and journalist. Since 2020, she has served as spokesperson for the Office of the President under Tsai Ing-wen. Kolas previously served as spokesperson for the Executive Yuan in 2018, the first Taiwanese aboriginal to hold the position.