Mike Thalassitis was found dead near his Essex home.
"Anybody and everybody who knew Danny knows how much of a huge loss it is now he is gone, he was the center of every group of friends he had and a proper laugh to be around, the news has come as a massive shock to absolutely everybody as he was so liked and known by so many people". His cause of death has yet to be released.
When he signed up for Love Island, he was still part of the team at Margate FC.
Mike Thalassitis RIP
He also appeared in E4 reality dating series Celebs Go Dating previous year.
Following news of Thalassitis' death, several British reality stars mourned his passing on social media.
Taking to Twitter, Amber Davies wrote, 'I am in utter shock.
Dom revealed: "You get a psychological evaluation before and after you go on the show but hands down once you are done on the show you don't get any support unless you're number one". "An absolute hero and a legend and someone I looked up to since I met him, always full of so much positivity and charisma".
A former footballer, Mike was a late arrival on the 2017 season of Love Island, which was also broadcast in Australia, and his former co-stars and ITV, the company that produces the show, have led tributes in his honour.
Love Island's Mike Thalassitis has been found dead in Essex. I'm in shock. Mike you are going to be sorely sorely missed. "RIP." Flack wrote alongside a photo that showed the pair hanging out at a party.
Fellow islander Chris Hughes demanded on Twitter that people not refer to Thalassitis as "Muggy Mike".
- Olivia Bowen Buckland (@OliviaDBuck) March 16, 2019His name wasn't Muggy Mike. Please stop brandishing that.
She added: "My heart and soul and love goes out to his friends & family. A good guy, taken far, far to soon".
Chelmsford City expressed their sadness at the news, tweeting: "The Club are saddened to hear the news of the passing of former Clarets striker Mike Thalassitis".