Alex was the son of Charlotte and Randall Clark, prior to the Great War.
Background
Before the war, the family lived in the northeastern part of the city. Alex died with his mother when the nuclear weapons struck Salt Lake City. On April 10, 2084, Randall left Zion and went back to Salt Lake City to find their remains, arriving on April 25 to crater-filled scorched earth.[1]
Appearances
Alex is mentioned in the Fallout: New Vegas add-on Honest Hearts.