Tributes have been paid to Maddy Cusack, a Sheffield United footballer, who has died at the age of 27.

Cusack had played for the women’s team since 2019, making more than 100 appearances for the club. She also worked for the club as a marketing executive.

The cause of death has not been disclosed.

Stephen Bettis, Sheffield United’s chief executive, said: “This is heartbreaking news for everyone at Bramall Lane. Maddy had a unique position of being part of a number of teams at Sheffield United and was popular with everyone that she came into contact with.

“Her personality and professionalism made her a credit to her family – she will be sadly missed. While taking in the news and moving forward, the club will offer as much support as possible to Maddy’s family, friends and colleagues.”

The club, who play in the Women’s Championship, the second tier of women’s football, said in a statement on their website: “Discussions over suitable tributes and celebrating Maddy’s life will continue privately. The club and Maddy’s family would appreciate a period of privacy and will not comment further at this sad time.”

Cusack was the first player to reach 100 appearances for the club, where she had worked since moving over from the Sheffield United Community Foundation in 2021. She had just entered her sixth season.

Sue Campbell, the FA’s director of women’s football, said: “We are all devastated to learn about the passing of Maddy Cusack. On behalf of the FA, the Lionesses, the Women’s Super League and the Women’s Championship, our thoughts and deepest condolences are with Maddy’s family, friends, teammates and everyone at Sheffield United.

“Maddy also represented England at age-group level and we will pay tribute to her at an appropriate point. We are in contact with the club and will continue to offer them our full support during this incredibly sad time.”

Cusack previously played for Birmingham City. The club said: “The club are saddened to learn of the passing of former player Maddy Cusack. All of our thoughts are with Maddy’s family and friends at this extremely difficult time.”

Leah Williamson, the Arsenal and England player, wrote on X, formerly known as Twitter: “Sending all my love and condolences to Maddy’s family at this awful time!”

The Professional Footballers’ Association said the thoughts and sincere condolences of everyone at the organisation are with Maddy’s family, friends and her teammates at this time.

Manchester United Women’s team said: “We’re deeply saddened to hear this. Sending our condolences to Maddy’s loved ones and the Sheffield United family at this time. May she rest in peace.”