King Aedan Cousland made sure that no other claimants were alive to the throne, including Alistair. Retaining Leliana as his lover, he gradually worked to oust Anora from power as much as possible.
Viscount Hawke did his best to rule Kirkwall and drive out all signs of apostasy in favor of Chantry rule. He also worked to reform his lover, Merrill. After resigning, he helped the Inquisition and is now at the Grey Warden headquarters.
Inquisitor Adaar restored the Chantry to a conservative Divine Victoria (Vivienne), and made sure that the Inquisition took the place of the templars in rooting out all signs of apostate magic. Magic was to be subdued in favor of man, all in the service of man. He now leads the Inquisition against Solas with his lover Cassandra.
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Warden Commander Mahariel slew the archdemon and retired happily with Leliana in the estate which Anora left him. Warden Alistair orchestrated the Grey Warden rebellion.
Garrett Hawke left with Isabella after helping the mages and volunteered to fight the hunger demon in the fade as the Inquisitor escaped.
Inquisitor Trevelyan married Josephine, uniting 2 wealthy noble houses. He sought to reform the Chantry and crowned Cassandra as Divine Victoria. Afterwards he disbanded the Inquisition to fight Solas off the radar.
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Queen Cousland married King Alistair and ruled happily ever after.
Marian Hawke supported Anders all the way through and made sure the mages were free. She is now at the Grey Warden headquarters preparing a fight.
Inquisitor Lavellan loved Solas all the way. So much so that she was willing to submit the Inquisition under Divine Victoria (who was Leliana and super liberal to mages already), in order to avoid confrontation with the rest of Southern Thedas and focus all the resources of the Inquisition to find her one true love and redeem him.
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Paragon Aeducan is the heir to the throne of King Harrowmont and had to this day remained loyal to his lover Morrigan. He is currently in the deep roads trying to find a cure for the taint and eagerly waiting for the day he can meet Kieran and Morrigan, his family.
Arian Hawke is a mage who has found a kindred spirit in Merrill. Both are blood mages and apostates and both have helped the mage cause against the Chantry. However, Hawke voluntereered to stay in the fade so that Warden Loghain and Inquisitor Cadash could continue the fight to save the world.
Inquisitor Cadash was a former Carta rogue who fell in love with the Tal-Vashoth Iron Bull. Afterwards she disbanded the Inquisition as a practical measure to fight against Solas.