Định Bình Lake (Vietnamese: Hồ Định Bình) is a large artificial freshwater lake in Vĩnh Thạnh District, Bình Định Province, Vietnam. Work began creating the dam on Côn River in May 2003. It has a capacity of 226 million cubic metres. The lake and dam are expected to provide irrigation for some 12,545 hectares (over 48 square miles).

Định Bình Lake
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Định Bình Lake
Primary inflowsCôn River
Basin countriesVietnam
SettlementsBình Định