By SI Staff She is power and grace on and off the court. Serena Williams may soon be leaving tennis but her style choices on (and off) the court will forever mark her as a fashion icon. The 23-time Grand Slam singles champion and three-time SI Swimsuit model has always emanated an aura of impact and grandness in everything she wears. Let’s take a look back at Williams’s top 10 style moments. 1. Sportsperson of the Year or Fierce Queen?In 2015, Williams was named SI’s Sportsperson of the Year. The tennis star spoke against body shaming and racism. 2. Bright, airy and cozy confidence. Who else c…