Rein is a name of German origin, derived from the element 'rein', which means 'pure' or 'clear'. It has been predominantly used as a masculine given name, though it can also be found as a surname. Rein is a straightforward and easy-to-pronounce name, making it a popular choice among parents seeking a simple yet meaningful name for their child.
The name Rein has seen a fluctuating popularity over the past few decades, with no clear increasing or decreasing trend. The highest number of births recorded was 12 in 2023, while the lowest was 5 in multiple years (1993, 2004, 2012, 2013, 2017, and 2020).