Vtoraya Kamenka () is a rural locality (a selo) and the administrative center of Vtorokamensky Selsoviet, Loktevsky District, Altai Krai, Russia. The population was 707 as of 2013. There are 6 streets.
Vtoraya Kamenka is located on the Kamenka River, 27 km northeast of Gornyak (the district's administrative centre) by road. Mezhdurechye is the nearest rural locality.