RG, Rg or rg may refer to:
The RGB color model is an additive color model in which red, green and blue light are added together in various ways to reproduce a broad array of colors.
Rudolph Gerhardus Snyman (born (1995-01-29)29 January 1995, in Potchefstroom, South Africa) is a South African rugby union player for the South Africa national team, Bulls and Honda Heat in the Japanese Top League.
RGC 1404, formerly Gogledd Cymru (Welsh: [ˈgɔglɛð ˈkəmrɨ], "North Wales"), is a rugby union team founded in 2008 and based in Colwyn Bay, Conwy.
rGyalrong (Tibetan: རྒྱལ་རོང), also rendered Jiarong or sometimes Gyarung, is a subbranch of the Rgyalrongic languages spoken in western Sichuan, China.
The RGD-5 (Ruchnaya Granata Distantsionnaya, English "Hand Grenade Remote"), is a post-World War II Soviet anti-personnel fragmentation grenade, designed in the early 1950s.
The RG-31 Nyala is a 4×4 multi-purpose mine-resistant ambush protected infantry mobility vehicle manufactured in South Africa by Land Systems OMC (the division of Denel SOC LTD, located in Benoni, South Africa) and in Turkey by FNSS Defence Systems.
The RG-33 is a mine-resistant light armored vehicle initially designed by BAE Systems Land Systems South Africa (formerly Land Systems OMC) a South African subsidiary of BAE Systems.
RGBA stands for red green blue alpha. While it is sometimes described as a color space, it is actually the three-channel RGB color model supplemented with a 4th alpha channel.
RG Veda (聖伝-RG VEDA-, Seiden: Rigu Vēda) is a manga created by Clamp, consisting of ten volumes in all.