| Official Name: | Radisnyi Sad |
| Native Name: | Ukrainian: Радісний Сад |
| Mapsize: | 250px |
| Pushpin Map: | Ukraine Mykolaiv Oblast#Ukraine |
| Pushpin Map Caption: | Location of Radisnyi Sad |
| Coordinates: | 46.9011°N 31.9872°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Oblast |
| Subdivision Type2: | Raion |
| Subdivision Name1: | Mykolaiv Oblast |
| Subdivision Name2: | Mykolaiv Raion |
| Established Title: | Settlement |
| Leader Title: | Head of town Council |
| Elevation M: | 28 |
| Elevation Footnotes: | [1] |
| Population Total: | 1978 |
| Population As Of: | 2001 |
| Postal Code Type: | Postal code |
| Postal Code: | 57160 |
| Area Code: | +380 518 |
| Blank Name: | Climate |
| Blank Info: | Cfa |
Radisnyi Sad (Ukrainian: Радісний Сад) is a rural settlement in Mykolaiv Raion, Mykolaiv Oblast (province) of Ukraine. It hosts the administration of Radsadivska rural hromada, one of the hromadas of Ukraine.[2] Until May 2016, it was previously known as Radsad.[3]