Dejanira is a distinctive girls' name in United States, ranking #8517 in 1997 with 10 recorded births. The name reached its all-time peak in 1996 with 18 births ranking #5338. Since 1996, the popularity has decreased by 44.4%. In 1997, approximately 1 in every 174,066 girls born was named Dejanira. FALLING Recent data shows the name is currently falling.