| Karen Jalavyan | |
| Native Name: | Կարեն Ջալավյան |
| Native Name Lang: | Armenian |
| Birth Date: | 25 January 1971 |
| Nickname: | Armenian: Քյոխ (Kyokh) |
| Allegiance: |  Armenia |
| Branch: | Artsakh Defence Army |
| Rank: | Colonel[1] |
| Commands: | Yeghnikner military unit |
| Battles: | Second Nagorno-Karabakh War |
| Awards: | Hero of Artsakh[2] [3] [4] |
Karen Aghasi Jalavyan (Armenian: Կարեն Աղասու Ջալավյան; born 25 January 1971), also known by his nom de guerre Kyokh (Armenian: Քյոխ|link=no), is an Armenian military officer, colonel of the Artsakh Defence Army, commander of the Yeghnikner military unit and recipient of the award Hero of Artsakh.
On 21 January 2015, Karen Jalavyan was awarded the by President of Armenia Serzh Sargsyan.
A year later, on 21 September 2016, Jalavyan received another award, the .
During the Second Nagorno-Karabakh War, Jalavyan commanded the Yeghnikner military unit, which was stationed in the north of the Republic of Artsakh near the village of Tonashen. On 2 October 2020, Jalavyan received the highest title of Artsakh, Hero of Artsakh, from the president of the republic Arayik Harutyunyan.[5] According to Harutyunyan, Jalavyan's detachment managed to "occupy several strategic heights and inflict heavy casualties on the Azerbaijani forces".[6]