Altybaysor

{{Short description|Lake in the country of Kazakhstan}}

{{Infobox body of water

| name = Altybaysor

| other_name = Алтыбайсор

| image = Altybaysor 2022-03-09-23 59 Sentinel-2 L2A True color.jpg

| caption = Sentinel-2 picture of the lake in September

| image_bathymetry =

| caption_bathymetry =

| location = Aksu City Administration

| coords = {{coord|51|34|38|N|76|36|18|E|type:waterbody_region:RU|display=inline,title}}

| pushpin_map = Kazakhstan

| type = endorheic lake

| inflow =

| outflow =

| catchment =

| basin_countries = Kazakhstan

| length = {{convert|6.2|km|sp=us}}

| width = {{convert|3.7|km|sp=us}}

| area = {{convert|13.6|km2|sp=us}}

| depth =

| max-depth =

| volume =

| residence_time = UTC+6:00

| shore =

| elevation = {{convert|110|m|sp=us}}

| islands =

| cities =

}}

Altybaysor ({{langx|kk|Алтыбайсор}}) is a salt lake in the Aksu City Administration, Pavlodar Region, Kazakhstan.{{cite web|url=https://maps.vlasenko.net/smtm1000/m-43.jpg|title=M-43 Topographic Chart (in Russian)|access-date=9 February 2023}}

The lake lies {{convert|60|km|sp=us}} to the SSW of Aksu city. The area surrounding the lake is used for livestock grazing.[https://library.tou.edu.kz/fulltext/buuk/b2915.pdf ЛАНДШАФТЫ ПАВЛОДАРСКОЙ ОБЛАСТИ]