|Native to||West Papua, Indonesia|
|Region||Yahadian village, Kais District, South Sorong Regency in the Bird's Head Peninsula|
|(500 cited 1991)|
Yahadian is a Papuan language of the Bird's Head Peninsula of West Papua. It is spoken in Yahadian village, Kais District, South Sorong Regency.
Yahadian is closest to Konda, with which it is 60% similar lexically.
De Vries (2004:147) reports the following pronouns for Yahadian.