Freckled or speckled
Breckyn is a modern American variation of the Irish surname Breccan. It is derived from the Gaelic word 'breac', which translates to 'speckled' or 'freckled', originally used as a nickname for someone with such features.
Less common today
Breckyn isn't in the latest US Top 1000. It last peaked at #2,891 in 2012.
US births per 5-year period, 1990βpresent (SSA data).