Haianari Creek is a west bank tributary of the Demerara River in Upper Demerara-Berbice, Guyana. It enters the Demerara River 90 miles upstream of the Demerara's mouth.
It is categorized as a stream.
Issue of a wood-cutting license for the right bank of Hainari Creek from the Dept. of Lands and Mines, British Guiana (1915)