I can't think of any one more deserving.
She put in the hard work and won her first tournament at the age of, what...4 ½ ?
Is a multi-Gramd Slam and Olympic Gold winner/holder.
A Holder of 4 consecutive Grand Slams titles (the Serena Slam).
A great 'comeback' player (ranked 81 and wins last years' AO).
And just won the Family Circle Cup, to show her renewed dedication to the game.
The Nike marketing Team did their work well.
Do your thang Serena!