The "season-ticket holder" sent Cairney a letter and £3 after being impressed by his recent performances.
The young supporter also asked 'Cairny' for advice on bicycle kicks and how to "get the ball".
Cairney, who previously played for Blackburn Rovers and Hull City, has scored three goals in 12 appearances for Fulham this season.
Fulham midfielder Tom Cairney has received a surprise present from a young fan.