| Official Name: | Tomingaj |
| Settlement Type: | Village |
| Pushpin Map: | Croatia |
| Pushpin Label Position: | bottom |
| Coordinates: | 44.3472°N 15.8422°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Croatia |
| Subdivision Type1: | Region |
| Subdivision Type2: | County |
| Subdivision Name2: | Zadar County |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Gračac |
| Unit Pref: | Metric |
| Area Footnotes: | [2] |
| Area Total Km2: | 13.9 |
| Elevation M: | 610 |
| Population As Of: | 2021 |
| Population Total: | 21 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 23440 Gračac |
| Area Code: | +385 (23) |
Tomingaj [1] is a village in Croatia. Nikola Tesla lived in Tomingaj in 1874.
In the 2011 census, Tomingaj had 26 inhabitants.In the 2021 census, it had 21 inhabitants.
According to the 1991 census, settlement of Tomingaj had 292 inhabitants, which were ethnically declared as this:[3]
According to the 1910 census, settlement of Tomingaj had 1,256 inhabitants in 8 hamlets, which were linguistically and religiously declared as this:
| Population by language | Croatian or Serbian | |
|---|---|---|
| Čanković-draga | 206 | |
| Deringaj Gračački | 268 | |
| Dragosavci | 88 | |
| Ljubović Tomingajski | 19 | |
| Tomingaj | 355 | |
| Tomingaj Bruvanjski | 217 | |
| Tupala Tomingajska | 44 | |
| Ušiva Draga | 59 | |
| Total | 1,256 (100%) |
| Population by religion | Eastern Orthodox | |
|---|---|---|
| Čanković-draga | 206 | |
| Deringaj Gračački | 268 | |
| Dragosavci | 88 | |
| Ljubović Tomingajski | 19 | |
| Tomingaj | 355 | |
| Tomingaj Bruvanjski | 217 | |
| Tupala Tomingajska | 44 | |
| Ušiva Draga | 59 | |
| Total | 1,256 (100%) |