Defending champion Robert Fahey did not participate, having announced his retirement from singles tennis at the conclusion of the 2022 British Open (although he would make a comeback at the 2024 US Open).

Incumbent World Champion Camden Riviere also did not attend.

The event was won by John Lumley for the first time, having been runner-up in 2019.

Ben Taylor-Matthews was the runner-up for the second consecutive year, and for the third time overall.

[2] The Champions Trophy operates a repechage format for the first four seeds, where the first round losers progress to a second quarter final against the winners between the fifth and sixth seeds and the qualifiers.