No particular variation of rummy known as "Royally Rummy" with ties to royalty exists. People from all walks of life, including nobles and commoners, have enjoyed 909u - casino, slots,crash,aviatorplaying rummy and its variants. But there's no proof that royal families played it primarily or exclusively. Indeed, rummy has had a cultural impact, showing up in TV series, movies, and literature. Its widely accepted appeal is derived from both the element of strategy involved and its comparatively straightforward rules.