[5] The title could be granted to the son of Feng'en zhenguo gong born to State Duchess of the First Rank.
[6] Princess consort was styled as "feng'en fuguo gong furen" (奉恩輔國公夫人), which translates to "State Duchess of the Second Rank".
De facto sons born to secondary consorts of the feng'en fuguo duke received various official positions and became unranked imperial clansmen.
[8] Daughter born to primary consort of feng'en zhenguo duke was granted a title of Lady of the Third Rank (乡君).
Daughters born to secondary consort of feng'en fuguo gong were granted a title of sixth rank clanswoman.