Gretta is a distinctive girls' name in United States, ranking #4493 in 2023 with 31 recorded births. The name reached its all-time peak in 2010 with 70 births ranking #2594. Since 1996, the popularity has increased by 24.0%. In 2023, approximately 1 in every 51,698 girls born was named Gretta. FALLING Recent data shows the name is currently falling.