Ragnhild Mikkelsen (born 26 March 1931) is a former Norwegian female speed skater.
She won a bronze medal at the World Allround Speed Skating Championships for Women in 1951, behind Eevi Huttunen and Randi Thorvaldsen.She won a silver medal at the national allround championships in 1950 behind Randi Thorvaldsen, and a bronze medal in 1951.