Mount Reina Sofía (Spanish: Monte Reina Sofía) is the mostly ice-free peak rising to 275 m on Hurd Peninsula, Livingston Island in the South Shetland Islands, Antarctica and surmounting Johnsons Glacier to the east and northeast, and the Spanish Antarctic base Juan Carlos Primero to the north-northwest.
The feature is named after Queen Sofía of Spain.
The peak is located at 62°40′11″S 60°22′45″W / 62.66972°S 60.37917°W which is 1.3 km south by west of Ballester Point, 2.24 km southwest of Charrúa Ridge, 2.85 km west of Napier Peak, 2.8 km northwest of Moores Peak and 800 m south-southeast of the Spanish base (detailed Spanish mapping in 1991, and Bulgarian mapping in 1996, 2005 and 2009).