Pattison was educated at
Loughborough University. He won a silver medal at the 2019 Under-20 European Championships. He finished fourth at the 2021 European U23 Championships and in 2022 recorded a personal best of 1.44.6 becoming the second fastest British runner that year. In 2022, he was selected for the
men's 800 metres event at the
2022 Commonwealth Games in Birmingham, In 2023, Pattison won bronze in the 800 metres at the
World Championships in Budapest. After winning the 800m gold medal at the
2024 British Athletics Championships, Pattison was subsequently named in the
Great Britain team for the
2024 Summer Olympics. Pattison got through to the semi-final in the 800m at the Olympics. Pattison moved up to second place on the British all-time 800 metres list when he clocked a new personal best of 1:42.27 to finish fifth at the
Herculis Meeting in
Monaco on 12 July 2024. == Personal life ==