| subdivision_name1 = [[Afganistan]]، [[Iran]] dan [[Turkmenistan]]
| source1_location = [[Koh-i-Baba]]
| mouth_location = [[Gurun Karakum]]
| progression =
| length = {{convert|1100|km|mi|abbr=on}}
| source1_elevation =
| mouth_elevation =
| discharge1_avg =
| basin_size = 39,300 km2
| river_system =
| tributaries_south = [[تگاب اوشلان]]
}}
'''Sungai Herāt''' ({{lang-ps|د هرات سیند}}; {{lang-fa|رودخانه هرات}}; {{lang-tk|Hyrat derýasy}}) adalah sungai yang mengalir 1.100 kilometer (680 mi) dari pegunungan [[Afganistan]] tengah ke [[Turkmenistan]], di mana ia membentuk oasis Tejend dan menghilang di [[Gurun Karakum]].