Giana is a distinctive girls' name in United States, ranking #612 in 2012 with 469 recorded births. The name reached its all-time peak in 2010 with 515 births ranking #568. Since 1996, the popularity has increased by 383.5%. In 2012, approximately 1 in every 3,754 girls born was named Giana. FALLING Recent data shows the name is currently falling.