The 2023 Championship League was a professional ranking snooker tournament that took place from 26 June to 21 July 2023 at the Morningside Arena in Leicester, England.

The event featured 128 players and was played as three rounds of round-robin groups of four, before a best-of-five final.

Luca Brecel was the reigning champion, having defeated Lu Ning 3‍–‍1 in the final of the previous ranking edition of the tournament.

However, he opted not to enter the draw for the tournament and consequently was not defending the title.

Other notable players choosing not to enter the draw were Mark Selby, Jack Lisowski, John Higgins, Mark Allen and Ding Junhui.

[1][2][3] Six players who were due to enter the tournament, withdrew and were replaced including Ronnie O'Sullivan, Neil Robertson and Marco Fu.

[4] Shaun Murphy won the tournament, defeating Mark Williams 3‍–‍0 in the final to claim his twelfth ranking title.

[5][6] The 2023 Championship League took place from 26 June to 21 July 2023 at the Morningside Arena in Leicester, England.

[8] Two groups were played to a finish every day during four blocks using a two-table setup in the arena.

Group positions were determined by points scored, frame difference and then head-to-head results between players who were tied.

Places that were still tied were then determined by the highest break made in the group.

[9] The eight winners from the group winners' stage qualified for the two final groups,[10] with the final taking place later on the same day.

There were 20 players not currently on the professional tour who were entered into the draw as follows:

The breakdown of prize money for the tournament is shown below.

Shaun Murphy won the group and advanced to the final.

Mark Williams won the group and advanced to the final.

[5] A total of 101 century breaks were made in the tournament.