Aleksandrov Ridge (, ) is the rocky, partly ice-covered ridge extending 4.7 km in north-northeast to south-southwest direction and 1.7 km wide, rising to 768 m on the west side of Lassus Mountains, northern Alexander Island in Antarctica. It surmounts Narechen Glacier to the south-southeast and Lazarev Bay to the west. The feature is named after the Bulgarian geodesist Borislav Aleksandrov, surveyor at St. Kliment Ohridski base during the 1998/99 and subsequent seasons.
The ridge is located at , which is 10.24 km south by east of Mount Wilbye, 8.7 km southwest of Mount Kliment Ohridski in Sofia University Mountains, 8.77 km west of Rachenitsa Nunatak, 2.7 km north by west of Moriseni Peak and 9.5 km east by north of Faulkner Nunatak. British mapping in 1971.