Bold, shameless, or made of brass
Derived from the English word describing someone who is bold and without shame, or literally something made of brass. It has recently transitioned from an adjective to a modern given name, appealing to parents seeking a name with a defiant, strong edge.
Less common today
Brazen isn't in the latest US Top 1000. It last peaked at #3,510 in 2017.
US births per 5-year period, 1990βpresent (SSA data).