Trudy is a distinctive girls' name in England & Wales, ranking #1502 in 2006 with 16 recorded births. The name reached its all-time peak in 2006 with 16 births ranking #1502. Since 1996, the popularity has increased by 128.6%. In 2006, approximately 1 in every 18,702 girls born was named Trudy. FALLING Recent data shows the name is currently falling.