father house death_date succession mother consort birth_date coronation spouse issue image article_title name reign
alfonso ii of aragon house of barcelona 23 june 1222 -lrb- aged 42 -- 43 -rrb- queen roman empress consort of hungary queen consort of germany holy sancha of castile yes 1179 22 november 1220 -lrb- rome -rrb- emeric of hungary frederick ii , holy roman emperor ladislaus germany iii of hungary henry -lrb- vii -rrb- of konstanciearagonska uhry.jpg constance of aragon
 constance of aragon 1198 23 april 1220 22 november 1220 -- 23 june 1222 -- 1204 9 december 1212/5 july 1215 --
constance of aragon

constance of aragon -lrb- 1179 -- 23 june 1222 -rrb- was an aragonese infanta who was by marriage firstly queen consort of hungary , and secondly queen consort of germany and sicily and holy roman empress .
she was regent of sicily from 1212 -- 1220 .
she was the second child and eldest daughter of the nine children of alfonso ii of aragon and sancha of castile .
