- 대외협력처 ( Office of External Affairs and Development ) http://fund.yonsei.ac.kr/
- 대학교회 ( University Church ) http://church.yonsei.ac.kr/
- 대학출판문화원 http://press.yonsei.ac.kr/
- 대학혁신지원사업단 ( University Innovation Support Project ) https://uisp.yonsei.ac.kr/
- 도서관 ( University Library ) https://library.yonsei.ac.kr/
- 도시공학 ( Urban Planning and Engineering ) https://urban.yonsei.ac.kr/urban/index.do
- 독어독문학과 ( Department of German Language and Literature ) https://ysgerman.yonsei.ac.kr/ysgerman/index.do
- 동물실험윤리위원회(IACUC) https://e-iacuc.yonsei.ac.kr/
- 동서문제연구원 ( Institute of East and West Studies ) http://www.iews.or.kr/
- 동아시아국제학부 http://eic.yonsei.ac.kr/