Semenov-Tian-Shansky Peak (, ) is a mountain in the Kyrgyz Ala-Too Range of the Tian Shan. It is located in Ala Archa National Park in Kyrgyzstan. It is the tallest mountain in the Kyrgyz Ala-Too Range and is an Ultra with a prominence of 2231m.
The mountain is situated between the Ala-Archa River to the west and the Alamedin River to the east.
The peak is named after the Russian geographer Peter Semenov-Tian-Shansky.