Bang Phli Yai (Thai: บางพลีใหญ่, pronounced [bāːŋ pʰlīː jàj]) is a tambon (subdistrict) of Bang Phli District, in Samut Prakan Province, Thailand.

In 2017, it had a total population of 91,678 people.

[1] The tambon is subdivided into 23 administrative villages (muban).

The area of the subdistrict is shared by 2 local governments.

This Samut Prakan Province location article is a stub.