Giana is a distinctive girls' name in United States, ranking #641 in 2007 with 463 recorded births. The name reached its all-time peak in 2010 with 515 births ranking #568. Since 1996, the popularity has increased by 377.3%. In 2007, approximately 1 in every 4,152 girls born was named Giana. FALLING Recent data shows the name is currently falling.