1) Actress lover of charles ii 2) Actress Nell 3) Actress Nell, of the 17th cen 4) Celtic deity 5) Celtic underworld god 6) Early British actress Nell 7) English actress Nell 8) English unisex given name 9) Mistress of Charles II 10) Nell of stage fame 11) Nell, lover of Charles II 12) Underworld god Found on https://www.crosswordclues.com/clue/gwyn