Tillie is a distinctive girls' name in England & Wales, ranking #561 in 2025 with 71 recorded births. The name reached its all-time peak in 2012 with 122 births ranking #386. Since 1996, the popularity has increased by 317.6%. In 2025, approximately 1 in every 3,567 girls born was named Tillie. FALLING Recent data shows the name is currently falling.