Coco Gauff is sharing her love and appreciation for her brother Codey Gauff. The tennis star decided to share a sweet birthday tribute to celebrate, which included a series of photos from their childhood that prove their incredible bond.COCO GAUFF’S SIBLINGS: A SUPPORTING CAST IN HER RISING STARDOMCOCO GAUFF’S BOYFRIEND: ALL THE TIMES SHE HAS TALKED ABOUT HER ROMANTIC PARTNERCOCO GAUFF SHOWS OFF HER DANCE MOVES: PROVES TO BE AN INCREDIBLE DANCER“Happy birthday lil bro. Big 16!!!” she wrote, showing that he has always been a supportive brother.