| Bookan | |
| Nativename: | Baukan Murut |
| States: | Malaysia |
| Region: | Borneo |
| Ethnicity: | 2,400 (2017) |
| Speakers: | ? |
| Familycolor: | Austronesian |
| Fam2: | Malayo-Polynesian |
| Fam3: | North Bornean |
| Fam4: | Southwest Sabahan |
| Fam5: | Murutic |
| Fam6: | Northern |
| Iso3: | bnb |
| Glotto: | book1241 |
| Glottorefname: | Bookan |
| Script: | Latin |
Bookan, or, is a moribund language of the Murut people of Sabah, Malaysia.