The name Thielen, of German origin, is derived from 'Thiele,' which translates to 'the active one.' It's a unique and distinctive given name that carries a strong historical connection to the Teutonic Knights, an order of crusading knights active during the Late Middle Ages.
The name Thielen has seen a rise and fall in popularity over the past six years, with a notable peak of 34 births in 2019. However, it appears to have stabilized around 10-14 births per year since then, with a total of 103 births recorded between 2018 and 2023 inclusive.