What does Ruby mean?
Ruby \r(u)-by\ as a girls' name (also used less generally as boys' name Ruby) is pronounced ROO-bee. It is of English origin, and the meaning of Ruby is "the red gemstone". Jewel name first used in the 1870s. Dancer Ruby Keeler.
Ruby is a very popular first name for females (#90 out of 4276, Top 2%) and also a very popular surname for both adults and children (#3646 out of 150436, Top 2%). (2000 U.S. Census)
Shown below is the baby name popularity of Ruby for girls. Ruby reached its top rank of #24 in the U.S. during the years 1910-1919, and is currently at #90. (Top 1000 Birth Names Records, 2014)
Jewel (#870 a year ago), Rubie, Rubi and Emerald are the prominent alternative forms of Ruby (#90 a year ago). These girl names reached the apex of their popularity during the years 1910-1919 (usage of 0.4126%) and are now much less widespread (usage 0.208%, down 49.6%), with the forms Rubi, Emerald, Rubie and Jewel becoming less fashionable. Ruby (#90) is the most fashionable name for newborns in this compilation, with this name having a rebound in usage. Below is a graphed comparison of the usage of Ruby and affiliated names. (Top 1000 Birth Names Records, 2014)