Chang Yu-hern (Chinese: 張有恆; pinyin: Zhāng Yǒuhéng; born 25 January 1954) is a Taiwanese engineer and educator.

[1][2][3] Chang graduated from National Cheng Kung University with a Bachelor of Science (B.S.)

Having served as the Director-General of Civil Aeronautics Administration, he would continue to promote and elevate flight safety with his administrative experience and professional knowledge of flight safety management.

His top priority would be to reorganized the ASC and make it an official, independent government organization in coordination with the Executive Yuan.

His second priority would be to conduct investigations of aviation accidents that do not involve major affairs, airplane crashes and passenger mortality within one year and figure out the real cause.