The Complete Guide to Rummy Raja Rummy Raja is a well-known variation of the classic card game Rummy, and its origins are firmly rooted in the diverse array of card games that have developed over the ages. Rummy's history dates back to the refused slotsearly 1800s, and different variations have developed throughout history. The Mexican game "Concentration" & the Chinese game "Mahjong" are thought to be the game's parents. Many variations of Rummy were created as it spread across continents, including Gin Rummy, Indian Rummy, and finally Rummy Raja. In India, this specific variation gained popularity and became a mainstay at family get-togethers and social gatherings, praised for its unique combination of strategy and luck.