Giana is a distinctive girls' name in United States, ranking #872 in 2003 with 276 recorded births. The name reached its all-time peak in 2010 with 515 births ranking #568. Since 1996, the popularity has increased by 184.5%. In 2003, approximately 1 in every 6,620 girls born was named Giana. FALLING Recent data shows the name is currently falling.