| Gârla Boul Bătrân | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Vaslui County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Vetrișoaia, Berezeni |
| Length: | 27km (17miles) |
| Mouth: | Prut |
| Mouth Coordinates: | 46.2928°N 28.1529°W |
| Basin Size: | 346km2 |
| Tributaries Right: | Sărata, Bozia |
The Gârla Boul Bătrân is a right tributary of the river Prut in Romania. It discharges into the Prut near Fălciu. Its length is 27km (17miles) and its basin size is 346km2.