Grierson began his career with PFL side United City, striking his first professional deal aged 23.[6] William made his debut for the side in a 2-0 loss to J League side Kawasaki Frontale in the 2021 Asian Champions League group stage.[7] He departed the club ahead of the 2023 PFL season.
Eastern District
Grierson joined Eastern District on a free, ending his 1 year football hiatus.
This biographical article related to association football in England, about a defender born in the 1990s, is a stub. You can help Wikipedia by expanding it.