Modern invented name, possibly meaning counsel or valley
Reyden is a modern American invention, likely created by blending the Spanish 'Rey' (king) or the Germanic 'Rayan' (counsel) with the popular '-den' suffix. It may also be a variant of the Dutch surname Reyden, referring to a clearing or valley.
Less common today
Reyden isn't in the latest US Top 1000. It last peaked at #3,289 in 2016.
US births per 5-year period, 1990βpresent (SSA data).