Valley or small valley
Daelen is a modern variation of the English word 'dale', referring to a valley. It likely emerged as a blend of Dale and the popular '-len' suffix, or as a variant of the Dutch name Daylan. It evokes a sense of peaceful, natural landscapes.
Less common today
Daelen isn't in the latest US Top 1000. It last peaked at #3,787 in 2010.
American college football quarterback
US births per 5-year period, 1990βpresent (SSA data).