| Ulmu | |
| Other Name: | Ульма (Russian) Ульма (Ukrainian) |
| Settlement Type: | Commune |
| Pushpin Map: | Moldova |
| Subdivision Type: | Country (de jure) |
| Subdivision Type1: | Country (de facto) |
| Subdivision Type3: | District |
| Subdivision Name3: | Rîbnița District |
| Leader Title: | Mayor |
| Coordinates: | 47.7481°N 29.1053°W |
| Elevation M: | 178 |
| Postal Code Type: | Postal code |
| Timezone1: | EET |
| Utc Offset1: | +2 |
| Timezone1 Dst: | EEST |
| Utc Offset1 Dst: | +3 |
Ulmu (;) is a commune in the Rîbnița District of Transnistria, Moldova. It is composed of three villages: Lîsaia Gora (Лиса Гора, Лысая Гора), Ulmu and Ulmul Mic (Мала Ульма, Малая Ульма).[1] It has since 1990 been administered as a part of the self-proclaimed Pridnestrovian Moldavian Republic.
According to the 2004 census, the village's population was 998, of which 114 (11.42%) were Moldovans (Romanians), 746 (74.74%) were Ukrainians and 111 (11.12%) were Russians.[2]