| Official Name: | Ucí |
| Settlement Type: | Town |
| Pushpin Map: | Mexico Yucatán |
| Pushpin Mapsize: | 300 |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Name1: | Yucatán |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Motul |
| Leader Title: | Mayor |
| Established Title: | Founded |
| Established Title2: | Municipal Status |
| Population As Of: | 2010 |
| Population Total: | 1,224[1] |
| Timezone: | Central Standard Time |
| Utc Offset: | -6 |
| Timezone Dst: | Central Daylight Time |
| Utc Offset Dst: | -5 |
| Coordinates: | 21.1256°N -89.2697°W |
| Elevation M: | 3 |
| Postal Code Type: | Postal code (of seat) |
| Postal Code: | 97436 |
| Area Code: | 991 |
| Blank Name: | INEGI code |
| Blank Info: | 310520002 |
| Blank1 Name: | Demonym |
Ucí (pronounced as /es/) is a town in the Motul Municipality, Yucatán in Mexico. As of 2010, the town has a population of 5,191.