Annahunshigo () is a rural townland in County Down, Northern Ireland. It has an area of 555.9 acres (2.2495 km<sup>2</sup>). It is situated in the civil parish of Drumballyroney and the historic barony of Iveagh Upper, Lower Half, located 4 miles east of Rathfriland. It lies within the Armagh City, Banbridge and Craigavon Borough Council.