Broad valley or descendant of Bradán
Breyden is a modern American invention, likely created as a phonetic variation of Braden. It draws from the Irish name Bradán, meaning salmon, or the English surname Braden, which refers to a broad valley.
Less common today
Breyden isn't in the latest US Top 1000. It last peaked at #2,038 in 2008.
US births per 5-year period, 1990–present (SSA data).