Gehlenbeck is a village in the East Westphalian borough of Lübbecke in the county of Minden-Lübbecke in North Germany. The former clustered village (Haufendorf) is the second most populous village today in the borough. A stream flows through the village, the Gehle Beke (High German: gelber Bach; English: "Yellow Brook"), that once gave its name to the village. The village's parish has an area of around 11 km². With 297 inhabitants per km² Gehlenbeck is rather less densely settled than the borough of Lübbecke (398 people/km²).