Niall Mason

Peterborough United In June 2019 he signed for Peterborough United. He scored his first goal for the club in an EFL Trophy tie against Burton Albion on 8 September 2020.

On 11 May 2021, it was announced that he would leave Peterborough at the end of his contract. He scored his first and only league goal for The Posh in his final appearance for the club against his former side Doncaster a few days beforehand.

In August 2021, Mason had a brief trial at Dundee. His presence led to fan protests over his conviction.

Al Shahiniya In December 2021, Mason returned to Qatar and after a spell playing for Lusail, he joined Qatari side Al Shahaniya. In the summer of 2023 he signed a new extension on his deal for a reported $1.25 million a year salary. In July 2024, Mason joined Muaither after the federation declined him to continue at Al Shahiniya.

International career In March 2026, Mason earned his first call-up to the Qatar national team. In June 2026, he was named in Qatar's preliminary squad for the 2026 FIFA World Cup, but was not included in the final call-up list.

Personal life Sexual assault conviction Niall Mason was convicted of a sexual offence in January 2019, after pleading guilty to a charge in February 2018. He had sexually assaulted a woman in a bar in Doncaster. Prior to his appearance in court, Mason had maintained his innocence and continued his playing career. He was sentenced to six months in prison, suspended for two years and was placed onto a sex offenders register for seven years. Following the sentencing Mason claimed to have been advised to plead guilty by his legal team to reduce his punishment, but continued to assert his innocence.

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