Ruby is a red gemstone, one of the hardest minerals.

Ruby can also refer to these:-

• Ruby programming language, a computer programming language
• Ruby characters, characters used in ideographic languages
• Ruby (hardware description language), a language for designing computer circuits
• Rubies, short for the MMORPG Rubies of Eventide
• Ruby laser

People:

• Ruby (Egyptian singer) (born 1981)
• Jack Ruby (1911—1967), the man who killed Lee Harvey Oswald
• Lloyd Ruby (born 1928), a race car driver
• Ruby Dee (born 1924), actress
• Ruby Fradkin (born 1991), pianist
• Ruby Murray (1935—1996), singer
• Ruby Wax (born 1953), comedienne

Locations:

• Ruby, Alaska
• Ruby, Arizona

In entertainment:

• Ruby (band), a Scottish electronic band
• Ruby (film), a 1992 film about Jack Ruby starring Danny Aiello and Sherilyn Fenn
• Ruby (horror film), a 1977 horror film starring Piper Laurie
• Ruby (television show), a British television chat show hosted by Ruby Wax
• Ruby the Galactic Gumshoe, the titular character of a radio show produced by ZBS Media
• Pokémon Ruby, a video game
• Ruby (Pokémon character), a main character in the video game Pokémon Adventures

In literature:

• Ruby (novel), an 1889 novel by Amye Reade
• Ruby (Landry Series), an 1994 novel by V.C. Andrews

Ruby | Ruby (homonymie) | 루비 (동음이의) | Ruby | รูบี