| T'iyuyuq | |
| Elevation M: | 5015 |
| Location: | Bolivia Potosí Department |
| Range: | Andes |
| Map: | Bolivia |
| Label Position: | right |
| Map Size: | 200 |
| Coordinates: | -22.005°N -67.0053°W |
T'iyuyuq (Quechua t'iyu sand, -yuq a suffix, "the one with sand", also spelled Thiuyoj) is a 5015m (16,453feet) mountain in Bolivia. It is located in the Potosí Department, Sud Lípez Province, San Pablo de Lípez Municipality. It lies southeast of Lípez and east of Suni K'ira.