| Kursav | |
| Also Known As: | Kulsab, Faita |
| States: | Papua New Guinea |
| Region: | Madang Province |
| Speakers: | 10 |
| Date: | 2015 |
| Ref: | e25 |
| Familycolor: | Papuan |
| Fam1: | Trans–New Guinea |
| Fam2: | Madang |
| Fam3: | Southern Adelbert |
| Fam4: | Sogeram |
| Fam5: | East |
| Map2: | Lang Status 40-SE.svg |
| Iso3: | faj |
| Glotto: | fait1240 |
| Glottorefname: | Kulsab |
Kursav (also known as Faita or Kulsab) is a divergent and nearly extinct Madang language of the Adelbert Range of Papua New Guinea. It was once placed in the now-defunct Brahman branch of Madang. Daniels (2017) identifies Gants as its closest relative.[1]