Krasny Yar () is a rural locality (a selo) in Zelyonopolyansky Selsoviet, Klyuchevsky District, Altai Krai, Russia. The population was 126 as of 2013. There are 2 streets.
Krasny Yar lies in the Kulunda Steppe, near lake Krivaya Puchina to the west and lake Shukyrtuz to the southwest.