| Official Name: | Vojišnica |
| Native Name: | [1] |
| Settlement Type: | Village |
| Pushpin Map: | Croatia |
| Pushpin Map Caption: | Location of Vojišnica in Croatia |
| Pushpin Label Position: | bottom |
| Coordinates: | 45.3383°N 15.7228°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Croatia |
| Subdivision Type1: | County |
| Subdivision Name1: | Karlovac |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Vojnić |
| Unit Pref: | Metric |
| Area Footnotes: | [2] |
| Area Total Km2: | 11.5 |
| Elevation M: | 178 |
| Population As Of: | 2021 |
| Population Total: | 314 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 47220 Vojnić |
| Area Code: | (+385) 47 |
Vojišnica (Serbian: Војишница) is a village in central Croatia, in the municipality of Vojnić, Karlovac County. It is connected by the D6 highway.
During World War II, a large number of Serbs were massacred in the village by the Ustaše regime in June and July 1941.[3]
According to the 2011 census, the village of Kolarić has 404 inhabitants. This represents 63.52% of its pre-war population according to the 1991 census.
The 1991 census[4] recorded that 97.17% of the village population were ethnic Serbs (618/636), 1.25% were Yugoslavs (8/636), 0.62% were Croats (4/636) and 0.96% were of other/unknown ethnic origin (6/636).