Selected International Awards
- 1969 Ramon Magsaysay Award for Community Leadership – Philippines
- 1982 King Baudouin Award for International Development – Belgium
- 1983 Doctor of Humanities Honoris Causa โ Emilio Aguinaldo Medical College, De La Salle University, Philippines.
- 1986 Alan Shawn Feinstein World Hunger Award, Brown University, USA
- 1990 Jamnalal Bajaj International Award for Promoting Gandhian Values Outside India
- 1990 August Forrel World Temperance Award โ Denmark
- 1992 Niwano Peace Prize โ Japan
- 1995 IL-GA Award for Public Service โ South Korea
- 1996 Soka University Award of Highest Honour
- 1996 Gandhi Peace Prize โ India
- 2000 Moraraji Desai Peace Education International Award โ India
- 2005 Global Peace Award – USA
- 2006 Acharya Sushil Kumar International Peace Award – Canada
- 2006 Mahatma Gandhi International Award for Reconciliation and Peace โ South Africa
- 2022 UNV 50 Country Awards Sri Lanka โ A Lifetime Achievement Golden Award
Selected National Awards
- 1986 ย ย ย Deshabandu Class 1 Award by President J.R. Jayawardene of Sri Lanka
- 1996 ย ย ย Vishva Prasadini Award by Prime Minister Sirimavo Bandaranaike of Sri Lanka
- 2007 ย ย ย Sri Lankabhimanya Award by President Mahinda Rajapaksa of Sri Lanka
- 2017 ย ย ย A Memento by President Maitripala Sirisena of Sri Lanka
