Thierry is of French origin, derived from Old German 'Theoderic,' which combines the elements 'thiu' meaning 'people' and 'ric' meaning 'power.' The name gained popularity in France due to St. Thierry, a 7th-century Frankish bishop. It is often associated with notable figures like French football star Thierry Henry.
"The name Thierry experienced a notable spike in popularity with 6 births each in the years 2010 and 2022."