Freckled or speckled
Derived from the Irish word 'breac', meaning speckled or variegated, often referring to freckles. It is associated with Saint Breccan, an early Irish saint who founded several churches in the 5th and 6th centuries.
Less common today
Breccan isn't in the latest US Top 1000. It last peaked at #2,579 in 2014.
Early Irish saint and founder of Ardbraccan
US births per 5-year period, 1990βpresent (SSA data).