Golub-Dobrzyń County (Polish: powiat golubsko-dobrzyński) is a unit of territorial administration and local government (powiat) in Kuyavian-Pomeranian Voivodeship, north-central Poland.

It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998.

Its administrative seat and largest town is the town of Golub-Dobrzyń, which lies 30 km (19 mi) east of Toruń and 71 km (44 mi) east of Bydgoszcz.

The only other town in the county is Kowalewo Pomorskie, lying 13 km (8 mi) north-west of Golub-Dobrzyń.

The county covers an area of 612.98 square kilometres (236.7 sq mi).