Rumor StatusIn Development
Disney has issued casting calls for two different Star Wars characters, Rey and C-3PO. It is unknown whether these will be meet and greet characters or if they will serve another purpose.
April 18, 2017: On DisneyAuditions.com (and later re-posted by WDWMagic.com user MisterPenguin) Disney issued a casting call for both Rey and C-3PO walk around characters. The role these characters will play is unknown, but it does appear that Disney intends to use them in some capacity.
April 14, 2017: A walk around Rey character appeared at the Star Wars Galactic Nights event.