His open letter stated: 'It's been a journey to get to this point in my life, but I couldn't be happier with my decision to come out. In his video, he said: 'There's something personal that I need to share with everyone. The 21-year-old is the only openly gay top-flight male footballer in the world. A-League star Josh Cavallo has come out as gay, making the announcement in a video and open letter on social media.