Hadira Union () is a union of Gopalpur Upazila, Tangail District, Bangladesh. It is situated at 56 km north of Tangail.
According to Population Census 2011 performed by Bangladesh Bureau of Statistics, The total population of Hadira union is 32551. There are 8036 households in total.
The literacy rate of Hadira Union is 46.6% (Male-49.2%, Female-44.1%).