Bang Yai may refer to:
Bang Yai District in Nonthaburi Province, Thailand Bang Yai Subdistrict, Nonthaburi, within the district Sao Thong Hin, a municipality and subdistrict within the district, and its current administrative centre, the area of which is commonly referred to as Bang Yai Sam Yaek Bang Yai MRT station, which serves the area Talad Bang Yai MRT station, which also serves the area