Reinheld \re(i)-nhe-ld, rein-held\ as a girl's name is a variant of Ragnild (Teutonic), and the meaning of Reinheld is "all-knowing power".
The baby name Reinheld sounds like Ragnhild, Reynilde, Reynilda, Renilde, Renilda, Ragnhilde, Ragnhilda and Reynalda. Another similar baby name is Brinhild.