Radovanu is a commune in Călărași County, Muntenia, Romania. It is composed of two villages, Radovanu and Valea Popii.

Historical population
YearPop.±%
20025,136
20114,394−14.4%
20213,695−15.9%
Source: Census data

As of the 2021 census, the population of Radovanu was 3,695.