|Minister of National Defense of the Republic of China|
26 February 2018
|Secretary-General of National Security Council of the Republic of China|
18 May 2017 - 26 February 2018
|24th Chief of the General Staff of the Republic of China Armed Forces|
30 January 2015 - 30 November 2016
|5th Commander of the Republic of China Army|
16 January 2014 - 26 January 2015
|7th Vice Minister (Armaments) of National Defense of the Republic of China|
9 August 2013 - 15 January 2014
|Born||14 November 1952|
Cianjhen, Kaohsiung, Taiwan
|Nationality||Republic of China|
|Alma mater||Republic of China Military Academy|
Yen Teh-fa (Chinese: ; pinyin: ; born 14 November 1952) is a Taiwanese politician and retired general officer of the Republic of China Armed Forces. He is currently the Minister of National Defense. He was previously the Secretary-General of National Security Council. He was the Chief of the General Staff of the Republic of China Armed Forces from 30 January 2015 until 1 December 2016. He was the Vice Minister for Armaments of the National Defense Ministry (MND) from 9 August 2013 until 15 January 2014.
In August 2013, Yen was named the vice minister of defense for armaments. He left the post in January 2014, and was appointed the Chief of the General Staff of the Republic of China Armed Forces. Yen retired in December 2016, and was succeeded by Chiu Kuo-cheng. In May 2017, Yen returned to public service as secretary-general of the National Security Council. In February 2018, he was named minister of national defense in place of Feng Shih-kuan.