Former Wales centre Matthew J Watkins has died at the age of 41 after a long illness.
Watkins retired in 2011 and revealed in 2013 he had been diagnosed with a rare form of pelvic cancer.
He leaves his wife Stacey and sons Siôr and Tal.
Two of his former teams, Dragons and Scarlets, paid tribute to Watkins. He also played for Gloucester and Wales A and fundraised for cancer charities after his playing career ended.
Watkins graduated to Dragons via the Newbridge, Pontllanfraith and Newport clubs.
Dragons said: "Everyone at Dragons Rugby is deeply saddened at the passing of our former player Matthew J Watkins."
Their statement added: "Matthew will be missed by so many and our sincere condolences go out to Matthew's wife Stacey, his sons Siôr and Tal, family and friends.
"The thoughts of everyone at Dragons Rugby are with them all at this very sad time."
Scarlets echoed Dragons' sentiments, and said: "He is fondly remembered as a silky-skilled, creative midfielder, who was a hugely popular figure among our supporters, the playing squad and staff at Stradey."
Gloucester tweeted: "Everybody at Gloucester Rugby are saddened to hear the news that our former player, Matthew J Watkins, has passed away at the age of 41. A man who battled so bravely and admirably.
"Our heartfelt sympathies go out to Matthew's family and friends."
Tributes to Watkins flooded social media with current, former players and leading figures from within rugby and other sports offering condolences.
Newport RFC tweeted: "We are all extremely saddened to learn of the passing of ex-B&A and Wales international, Matthew J Watkins.
"Matthew played 131 times for the club in 2 stints and was inducted into our Hall of Fame in 2018.
"We send all our thoughts and love to Matthew's family and friends."
More to follow.