Nagymányok (German: Großmanok) is a town in Tolna County, Hungary.

The town appears first in writing in 1015 as Manek, where it is referenced as a Benedictine monastery.

Following the town's destruction by Turkish forces, it was resettled by Catholic Swabians.

As of 2022 the town was 89.9% Hungarian, 11.3% German, 1.8% Gypsy, and 1.9% of non-European origin.

38.5% of the townsfolk are Roman Catholic, 4.8% Lutheran, 2.5% Reformed, and 15.3% non-denominational.