Concordian International School โรงเรียนนานาชาติคอนคอร์เดียน
Address
918 Moo 8 Bangkaew, Bang Phli Bangkok, Samut Prakan Thailand
Coordinates	13°38′18″N 100°40′27″E / 13.6383°N 100.6743°E / 13.6383; 100.6743
Information
Type	Private, Independent, international
Established	2001
CEEB code	695519
Head of School	Laurent Goetschmann
Faculty	271
Grades	Pre-K - Grade 12
Enrollment	1100
Average class size	16-18 (Pre-K-G5) then 18-22 (G6-12) students
Student to teacher ratio	4:1
Education system	IB
Color(s)	Blue, Gray, yellow, green, orange
Athletics conference	AISAA
Mascot	Dragon
Affiliations	International Baccalaureate Organization (IBO), East Asia Regional Council of Overseas Schools (EARCOS), International Schools Association of Thailand (ISAT)
Website	www.concordian.ac.th

Concordian International School (Thai: โรงเรียนนานาชาติคอนคอร์เดียน, RTGS: Rong Rian Nana Chat Khonkhodian) is a Pre-K to grade 12 school located in Bang Phli District, Samut Prakan, Thailand. The school educates about 1100 students within the International Baccalaureate Organization programs. It is a trilingual international school in Thailand running the International Baccalaureate program. Concordian International School offers full immersion in English, Chinese and Thai from Pre-K until Grade 5, then a full English immersion program with Chinese and Thai as additional languages from Grade 6 to Grade 12.

Concordian International is a private school, and a member of International Schools Association of Thailand. It is accredited by the International Baccalaureate Organization the New England Association of Schools and Colleges (NEASC), the Council of International Schools (CIS), and the Thai Ministry of Education.

Concordian International School (Concordian) was founded in August 2001 by school sponsor Varnnee Chearavanont Ross, who is part of the Chearavanont family. Concordian moved from its old campus in Thana City, Thailand in 2006 to the new campus at Bangkaew, Bangna-Trad km7 in the Greater Bangkok province of Samut Prakan.

The school’s name is taken from the Old French concorde and from the Latin concordia, meaning “agreement” or “union”, and also from con, meaning together, and cor meaning heart: literally, "hearts together",

Concordian International School offers the full range of International Baccalaureate Organization programmes, including:

• the Primary Years Programme (PYP),
• the Middle Years Programme (MYP), and
• the Diploma Programme (DP).

The school offers the following clubs and activities to students:

Concordian International School belongs to the AISAA Sports League. Concordian students compete regularly in multiple sports, starting in under 7 all the way to senior level in football, basketball, volleyball, swimming, golf, table tennis, badminton, and tennis competitively against other schools.

Concordian has invested more than 400 million baht in extra facilities, including a second swimming pool (50-meter covered swimming pool), 2 extra gymnasiums, 2 new tennis court, 4 squash courts, dance studios, and more.

Concordian International School has 240 full-time teachers, all fully qualified teachers coming from the United States, Canada, Australia, England and for our Chinese section from China and Taiwan.

There are three Mascots for Concordian International School - all of them are Dragons.

• Council of International Schools
• International Baccalaureate Organization
• New England Association of Schools and Colleges
• International Schools Association of Thailand