Happy, glad, or a small meadow
In Persian, Radin is often associated with being happy or glad. In some Slavic contexts, it is a diminutive form of names containing the element 'rad', meaning care or joy. It is also occasionally linked to Old English roots referring to a small meadow or clearing.
Less common today
Radin isn't in the latest US Top 1000. It last peaked at #7,462 in 2015.
US births per 5-year period, 1990βpresent (SSA data).