2023–24 Barnsley F.C. season

The 2023–24 season is the 137th season in the existence of Barnsley and their second consecutive season in League One. In addition to the league, the club are also participating in the FA Cup, the EFL Cup, and the EFL Trophy.

EFL release an official statement on the 13 July 2023, announce that Barnsley Football Club, and former co-chairman Chien Lee and Paul Conway, have been charge with five breaches of EFL Regulations regarding the ownership of the club and failing to report information to EFL.

Barnsley released an club statement on the 7 October 2023, to confirm during the club travelling back to South Yorkshire, after their away win fixture against Exeter City. The coach suffered complications and caught fire, everyone on board evacuated the coach safely, and thank the emergency services for their assistance.

In
† Initially signed for the Under-21s

Pre-season and friendlies
On 5 June, Barnsley announced their pre-season schedule, with matches against Worksop Town, AFC Fylde, Hull City, Blackburn Rovers, Mansfield Town and Crewe Alexandra.

Matches
On 22 June, the EFL League One fixtures were released.

FA Cup
Barnsley were draw at home to Horsham in the first round. On 22 November, Barnsley were removed from the competition for fielding an ineligible player in their replay win against Horsham.

EFL Cup
Barnsley were drawn at home to Tranmere Rovers in the first round.

EFL Trophy
In the group stage, Barnsley were drawn in Northern Group F alongside Bradford City, Grimsby Town and Manchester City U21 After finishing second in the group, they were drawn away to Blackpool in the second round.