The independent UK-based research organization Quacquarelli Symonds (QS) has ranked Silliman University Top 2 higher education institution in the Philippines in the "International Student" category.

Silliman receives over 300 foreign students annually in its regular programs and close to hundred for its short-term programs in service-learning, English orientation and community exposure. An average of 40 countries are represented in the University, reason why Ambassadors and foreign diplomats regularly arrange for visits to the campus (the most recent include Ambassadors to the Philippines of Canada, France, Iran and the United States.)

Its partnership with foreign universities and multinational organizations grow in both number and reach every year. Currently, Silliman has over a hundred academic partners across Asia, Africa, Australia, Europe, Central America and North America. (Read: Linkages)

With its professors also among the country's foremost scientists, researchers and developmet workers, the University also enjoys a strong reputation in consultancy work. It is engaged by multinational organizations and aid agencies in development projects covering a wide range of issues. These organizations include the Asian Development Bank, AusAID, GTZ, USAID and World Bank.

Silliman is also involved in projects of the United Board for Christian Higher Education in Asia. Its most recent is in the capacity-building of some universities in Myanmar in the areas of coastal resource management and marine biology.