Malir River () is located in Karachi, Sindh, Pakistan. Malir River passes through the city of Karachi from North East to the Centre and drains into the Arabian Sea. Malir river is one of the two rivers passing through Karachi and the other is Lyari River. It has two main tributaries, the Thadho and the Sukhan.
In the rainy season, this river experiences heavy water flow, with millions of gallons emptying into the Arabian Sea.