{{Infobox river | name = Aga | native_name ={{native name|ru|Ага}} | image = | image_size =<!--Optional; defaults to 288 px--> | image_caption = | source1_location = | mouth = Onon | mouth_location = | mouth_coordinates = {{coord|51|31|53|N|115|50|8|E|display=inline,title}} | progression = {{ROnon}} | subdivision_type1 = Country | subdivision_name1 = Russia |length_km=167|length_ref=<ref name="register">{{GVR|287667|Река Ага}}</ref> | source1_elevation = | mouth_elevation = | discharge1_avg = |basin_size_km2=8000|basin_size_ref=<ref name="register" /> }}
The '''Aga''' ({{langx|ru|Ага}}; {{langx|bua|Ага гол}}, ''Aga gol'') is a river in Zabaykalsky Krai in Russia. It flows into the Onon. It is {{convert|167|km}} long, and has a drainage basin of {{convert|8000|km2}}.<ref name="register" />
== References == {{reflist}}
Category:Rivers of Zabaykalsky Krai