This is a list of names in which the gender is unisex; and the usage is Hebrew; and the first letter is R; and the origin is Jewish.
Ravid רָבִיד m & f HebrewMeans
"ornament, necklace" in Hebrew.
Raz רָז m & f HebrewMeans
"secret" in Hebrew.
Roni 1 רוֹנִי f & m HebrewMeans
"my joy" or
"my song" in Hebrew.
Rotem רוֹתֶם m & f HebrewFrom the name of a desert plant (species Retama raetam), possibly related to Hebrew
רָתַם (ratam) meaning "to harness, to bind".