Theadora is a distinctive girls' name in England & Wales, ranking #623 in 2019 with 63 recorded births. The name reached its all-time peak in 2019 with 63 births ranking #623. Since 1996, the popularity has increased by 800.0%. In 2019, approximately 1 in every 4,445 girls born was named Theadora. STABLE Recent data shows the name is currently stable.