Alex Marick is a fictional character from All My Children, an American soap opera on the ABC network. The role was portrayed by Finola Hughes from 1999 to 2001. The character is the twin sister of fan favorite General Hospital character Anna Devane, who Hughes also brought to All My Children from 2001 to 2003. In 2017, Hughes reprised the role on General Hospital, when Alex began posing as Anna, and continued in the role until 2021.