Thierry is a moderately popular boys' name in England & Wales, ranking #479 in 2003 with 50 recorded births. The name reached its all-time peak in 2004 with 51 births ranking #510. Since 1996, the popularity has increased by 900.0%. In 2003, approximately 1 in every 5,991 boys born was named Thierry. STABLE Recent data shows the name is currently stable.