A Short Yet Eloquent Name, Rhona’s Mysterious Roots And Melodic Sound Make It An Enticing Choice For Your Little One. Rhona May Be Of Old Norse Origin, Meaning “rough Island,” Derived From Rona, The Name Of A Scottish Island. In Welsh, Old English, And Scottish, Rhona May Derive From The German Ronald, Where It Carries The Dutiful Endearment “ruler’s Advisor.” Rhona Could Also Stem From The Welsh And Old English Rowena, Meaning “holy Spear.” This Beautiful Name Was First Used In Scotland Before Capturing The Hearts Of English Speakers In The 20th Century. Scottish Comedian Rhona Cameron Makes A Witty And Talented Figure For Baby To Share A Namesake With.