| Serudung Murut | |
| Nativename: | Tidong |
| States: | Indonesia, Malaysia |
| Region: | Borneo |
| Ethnicity: | 1,000 Tidung people (2015) |
| Speakers: | 400 |
| Date: | 2015 |
| Ref: | e19 |
| Familycolor: | Austronesian |
| Fam2: | Malayo-Polynesian |
| Fam3: | North Bornean |
| Fam4: | Southwest Sabahan |
| Fam5: | Paitanic |
| Iso3: | srk |
| Glotto: | seru1246 |
| Glottorefname: | Serudung Murut |
| Script: | Unwritten |
Serudung Murut, or Serudung, is a Sabahan language spoken by members of the Tidong ethnic group in Kalabakan District, Sabah, Malaysia.