| Yahadian | |
| Nativename: | Yahadian-Mugim |
| States: | Southwest Papua, Indonesia |
| Region: | Kampung Yahadian, Kais District and Kampung Mugim, Matemani District, South Sorong Regency in the Bird's Head Peninsula |
| Speakers: | 500 |
| Date: | 1991 |
| Ref: | e25 |
| Familycolor: | Papuan |
| Fam1: | Trans–New Guinea |
| Fam2: | Berau Gulf |
| Fam3: | Yabin |
| Iso3: | ner |
| Glotto: | yaha1248 |
| Glottorefname: | Yahadian |
| Coordinates: | -1.94°N 132.1°W |
| Pushpin Map: | Indonesia Southwest Papua#Indonesia_Western New Guinea#Indonesia |
Yahadian is a Papuan language of the Bird's Head Peninsula of Southwest 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.
| singular | plural | ||
|---|---|---|---|
| 1st person | né(nigi) | ná(gigi) | |
| 2nd person | é(rigi) | ádigi/adʒigi | |
| 3rd person | mí(gigi) | míginaigi |