Grettel is a distinctive girls' name in United States, ranking #4532 in 2012 with 32 recorded births. This places Grettel in the top 23% 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 2012, approximately 1 in every 55,023 girls born was named Grettel. FALLING Recent data shows the name is currently falling.