For this Gwyneth Ruth there are 2 different names on Yasni.
In the ranking of the most common first names Gwyneth Ruth is on position 4589.
Female first name (English, Welsh): Gwyneth; happiness, bliss, Welsh (Word format); gwynaeth = happiness, happiness, first name of Welsh origin, perhaps derived from 'gwynaeth' (luck, happiness) (?)
Female first name (English, German, Scandinavian): Ruth, friendship, Hebrew (Old Testament); rea = the friend, neighbor, in the Bible is a religious Moabite Ruth, a great-grandmother of King David, see Book of Ruth
