Jamaican athlete, Usain Bolt has shared photos of his newborn daughter, reveals her name is Olympia Lightning Bolt. He shared photos of his daughter as he celebrated his girlfriend Kasi on her 21st birthday. He captioned the photos: "I want to wish my gf @kasi.b a happy birthday and To let u know I am happy I get to spend ur special day with u. I want nothing but happiness for u and will continue to doing my best keeping a smile on ur face. Now we have started a new chapter together with our daughter Olympia Lightning Bolt I look forward to what the future will bring for us but be reassured that I will be the ROCK for this family. I Love you and happy 21th birthday."