Connor (unofficial)

King's Quest II: Romancing the Stones
In KQ2+ due to a curse put on Graham by Morgeilen he is left with no residing heir, as his son and daughter made forged their own paths in other kingdoms. Fortunately, the new champion Connor had arose in Daventry and was worthy of filling in the void. When had returned to Daventry king Graham discussed the idea of making him heir, and wondered if he would be able to fulfill his obligations as Champion Eternal and still be able to rule Daventry. Since he had proven his nobility by defeating Lucreto and saving the world, King Graham decided to make him his First Knight. Thus he became his successor and heir to throne.

It should be noted however, that in the official King's Quest Companion it is implied that Rosella only visits Etheria and she along with Edgar would remain the future heirs of Daventry.

The Silver Lining
Known as Connor MacLyrr, he is married to Sarah Burke. He no longer lives in the realm of the sun, he married Sarah, and was knighted as the new Captain of the Royal Guard, thanks to his actions of saving the kingdom.

Trivia

 * Connor MacLyrr's name originates from an early prototype storyline for King's Quest: Mask of Eternity, where Connor would have been the son of a fisherman, and lived by the sea, born on the night the Mask of Eternity was shattered . In the final version of the story, he was known simply as Connor, and his background was that of a "tanner".