Eight-time Olympic gold medalist Usain Bolt has collected many accolades in his career, but his latest contribution to the world has fans sending him heartfelt congratulations.

Introducing his first child: Olympia Lightning Bolt.

Baby Olympia looks adorable in soft pink dress complemented with a matching embellished headband. How cute!

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The retired Jamaican runner and first-time father not only proudly shared sweet images of his newborn daughter on social media, but also a message to her mother Kasi J. Bennett, who celebrated her birthday on July 7th.

“I want to wish my [girlfriend] a happy birthday and to let u know I am happy I get to spend [your] special day with [you]. I want nothing but happiness for [you] and will continue to doing my best keeping a smile on [your] face," he wrote on Instagram.

The 33-year-old athlete continued, "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."

How adorable! Congratulations to the growing family!