If you are interviewing a Football what things you need to ask? Here are some lists that you can ask a Football Player.
What is the reason you entered in Playing Football?
In some major Games, How do you handle pressure?
How is the relationship of a Coach with players?
Which is your best player and why?
One Football moment you can never Forget .
How does it feel to hear cheers of supporters?
How do you guys motivate each other in half time if you are behind in scoreline?
Additionally if you are interviewing for some special games, ask about the preparations of the games. Also if the player is a student you can ask how he manages study and Games.
Also if he has some great moments(like some outstanding goals,) you can ask about that as well.