Theodor is a distinctive boys' name in United States, ranking #1836 in 2022 with 88 recorded births. The name reached its all-time peak in 2022 with 88 births ranking #1836. Since 1996, the popularity has increased by 700.0%. In 2022, approximately 1 in every 19,822 boys born was named Theodor. FALLING Recent data shows the name is currently falling.