| Arashan | |
| Source1: | Terskey Alatau |
| Mouth: | Ak-Suu |
| Mouth Coordinates: | 42.4736°N 78.5316°W |
| Progression: | Ak-Suu→ Jyrgalang→ Issyk-Kul |
| Subdivision Type1: | Country |
| Subdivision Name1: | Kyrgyzstan |
The Arashan (Kirghiz; Kyrgyz: Арашан), is a river in the Ak-Suu District, Issyk Kul Region, northeastern Kyrgyzstan. It flows north from the Terskey Alatau mountains, near Karakol and Issyk Kul Lake. It flows through Altyn Arashan, a mountain resort of hot springs and forested valley.[1] The Palatka Glacier looms over the river and valley. It flows into the river Ak-Suu, a tributary of the Jyrgalang.