The Seminar has served as a meeting point for generations of future leaders. Many participants have gone on to careers in international organizations, academia, diplomacy, and legal practice, contributing to the development and application of international law across the globe. This growing alumni network of 1,397 participants stands as a testament to the long-term impact of the International Law Seminar.
Among the many alumni that have attended the Seminar, 24 have gone on to become members of the International Law Commission:
- Luigi Ferrari Bravo (1st session, 1965)
- Christian Tomuschat (2nd session, 1966)
- Donald M. McRae (5th session, 1969)
- Enrique Candioti (6th session, 1970)
- Riad Daoudi (8th session, 1972)
- Alberto Székely (9th session, 1973)
- Claudio Grossman Guiloff (10th session, 1974)
- Shinya Murase (11th session, 1975)
- Abdul G. Koroma (14th session, 1978)
- A. Rohan Perera (14th session, 1978)
- Václav Mikulka (15th session, 1979)
- Narinder Singh (16th session, 1980)
- Awn Al-Khasawneh (18th session, 1982)
- Peter Tomka (18th session, 1982)
- Chris Maina Peter (20th session, 1984)
- Stephen C. Vasciannie (21st session, 1985)
- Salifou Fomba (25th session, 1989)
- Pavel Šturma (25th session, 1989)
- Phoebe Okowa (27th session, 1991)
- Marja Lehto (29th session, 1993)
- Patrícia Galvão Teles (34th session, 1998)
- Mahmoud D. Hmoud (36th session, 2000)
- Ivon Mingashang (37th session, 2001)
- George Rodrigo Bandeira Galindo (46th session, 2010)
