Grettel is a distinctive girls' name in United States, ranking #2149 in 2017 with 89 recorded births. This places Grettel in the top 12% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2018 with 94 births ranking #2065. In 2017, approximately 1 in every 19,392 girls born was named Grettel. FALLING Recent data shows the name is currently falling.