Gifted ruler or peoples ruler
Dericka is a feminine form of Derek, which is derived from the Germanic name Theodoric. It combines the elements 'theud' (people) and 'ric' (power or ruler). While rare, it follows the pattern of adding a feminine suffix to established masculine Germanic names.
Less common today
Dericka isn't in the latest US Top 1000. It last peaked at #4,643 in 1994.
US births per 5-year period, 1990βpresent (SSA data).