In 2021, Dobey won his first PDC ranking title at the 18th Players Championship event in Coventry. Along the way he defeated Jeff Smith, Luke Humphries, William Borland, Jonny Clayton, Stephen Bunting, Maik Kuivenhoven & José de Sousa. Dobey then went on to claim his 2nd ranking title at PC28 in Barnsley including a phenomenal Semi-Final clash with Rob Cross where the pair threw a combined average of 224.68 (111.73 for Chris)!

On 29 January 2023, Dobey reached his first televised final at the 2023 Masters. He beat reigning Masters champion Joe Cullen, Luke Humphries, Dirk van Duijvenbode, Michael Smith before defeating Rob Cross 11–7 in the final. The following day, Dobey was confirmed to be in the 2023 Premier League.