Welcome to Sirimangalo.org!

This website is the home of Sirimangalo International, a non-profit religious organization created with the intention of helping to spread insight meditation in the tradition of Ajaan Tong Sirimangalo to the world. 
Please use the contact form or visit our about page for detailed information about our activities.

Our Activities

We are currently extending an invitation to join in our project to offer eighty-four sets of robes to Ajaan Tong for the end of the rains.
Please click here to visit our project online.

if you are interested in getting involved with the local activities of our organization, you can subscribe to our mailing list by visiting the following page:

Residential courses are available with our organization on an on-going basis, in Ontario, Canada from April to October and Northern Thailand from November to March. Please visit our Courses page for more information. All visitors and guests are asked to follow the centre rules. Please read these rules before you arrive; there aren't many, but we do expect them to be followed.

Online Instruction
This site contains various resources on Insight (Vipassana) Meditation as taught by Ajaan Tong Sirimangalo and Ajaan Yuttadhammo, his student. Interested practitioners should visit the links below:
  • Videos on how to and why everyone should meditate.
  • Text Meditation instruction in text form.


Other resources on this site of potential interest to visitors:
  • Ask.Sirimangalo.Org, a Q & A forum on Buddhism, meditation and the monastic life.
  • Radio.Sirimangalo.Org, a weekly live video broadcast session for asking questions about Buddhism, meditation and the monastic life.
  • Truth Is Within, the weblog of Yuttadhammo, a student of Ajahn Tong Sirimangalo, and founder of this website.
  • Digital Pali Reader - a javascript-based Pali-text reader for Firefox.

Information on other centres is not available on this website. Please visit the following sites for more information on centres related to Ajahn Tong Sirimangalo: