Conversation so far:
How was Luke Skywalker created?
went through multiple design changes.
Who created him?
George Lucas.
What year was he created?
CANNOTANSWER.
Are there any other interesting aspects about this article?
Luke's lack of screen time in The Force Awakens was due to concerns by screenwriter Michael Arndt.
Who played Luke Skywalker?
Hamill.
What was the concept of Luke Skywalker?
Luke Skywalker was initially called "Luke Starkiller.

Question: Why did they change his name from Starkiller to Skywalker?
Self-contained rewrite: What led to changing Luke's name from Starkiller to Starwalker?