Steffi is a distinctive girls' name in United States, ranking #16190 in 2005 with 6 recorded births. The name reached its all-time peak in 1998 with 18 births ranking #5771. Since 1996, the popularity has decreased by 64.7%. In 2005, approximately 1 in every 307,950 girls born was named Steffi. FALLING Recent data shows the name is currently falling.