| Baro Bazar Union | |
| Native Name: | বারবাজার ইউনিয়ন |
| Native Name Lang: | bn |
| Settlement Type: | Union |
| Pushpin Map: | Bangladesh |
| Pushpin Map Alt: | Location in Bangladesh |
| Pushpin Label Position: | Right |
| Coordinates: | 23.306°N 89.1593°W |
| Subdivision Type: | Country |
| Subdivision Name: | Bangladesh |
| Subdivision Type1: | Division |
| Subdivision Name1: | Khulna |
| Subdivision Type2: | District |
| Subdivision Name2: | Jhenaidah |
| Subdivision Type3: | Upazila |
| Subdivision Name3: | Kaliganj |
| Unit Pref: | Metric |
| Area Total Km2: | 36.26 |
| Population As Of: | 2011 |
| Population Total: | 24,483 |
| Population Density Km2: | auto |
| Timezone1: | BST |
| Utc Offset1: | +6 |
Baro Bazar Union (Bengali: বারবাজার ইউনিয়ন) is a union parishad of Kaliganj Upazila, in Jhenaidah District, Khulna Division of Bangladesh.[1] The union has an area of and as of 2001 had a population of 24,483.[2] There are 11 villages and 6 mouzas in the union.
Mohammadabad, an ancient city established in the 14th century Bengal Sultanate period, is located within this union. Around 15 archaeological sites are discovered in this three square kilometer area.[3]