Isolde is a distinctive girls' name in United States, ranking #5435 in 2007 with 26 recorded births. This places Isolde in the top 26% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2007 with 26 births ranking #5435. In 2007, approximately 1 in every 73,940 girls born was named Isolde. FALLING Recent data shows the name is currently falling.