Tullow ("The Mound") is a market town in County Carlow, Ireland. It is located on the River Slaney where the N81 road intersects with the R725.

There is a statue of Father John Murphy, one of the leaders of the 1798 Rebellion, who was captured near Tullow and executed in the Market Square on 2 July. There is a small museum with information about this period and other local history.