Langdon is a distinctive boys' name in United States, ranking #4577 in 2019 with 22 recorded births. The name reached its all-time peak in 2005 with 33 births ranking #3133. Since 1996, the popularity has increased by 120.0%. In 2019, approximately 1 in every 81,516 boys born was named Langdon. FALLING Recent data shows the name is currently falling.