Rwnjana, Elga, Kebun Raya Purwodadi, Pusat Penelitian Konservasi Tumbuhan dan Kebun Raya, Lembaga Ilmu Pengetahuan Indonesia
Ryandini, Tya, DPP Ikatan Ahli Ekonomi Islam Indonesia (IAEI)
Ryzhkov, Eduard, Dnipro State University of Internal Affairs
Ryzhuk, Yuliia, Kyiv National Economic University named after Vadym Hetman