2023–24 Cardiff City F.C. season

The 2023–24 season is the 125th season in the history of Cardiff City and their fifth consecutive season in the Championship. The club are participating in the Championship, the FA Cup, and the EFL Cup.

Current squad
Note: Flags indicate national team as has been defined under FIFA eligibility rules. Players may hold more than one non-FIFA nationality.

Statistics

 * Players with names in italics and marked * were on loan from another club for the whole of their season with Cardiff City.

!colspan=15|Out on Loan:

!colspan=15|Players who have left the club:


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Clean sheets
''Includes all competitive matches. The list is sorted by squad number when total clean sheets are equal. Numbers in parentheses represent games where both goalkeepers participated and both kept a clean sheet; the number in parentheses is awarded to the goalkeeper who was substituted on, whilst a full clean sheet is awarded to the goalkeeper who was on the field at the start of play. ''

Captains

 * Correct as of match played on 5 May 2024

In
‡ Signed initially for the Under-21s † Signed initially for the Academy

Pre-season and friendlies
On 9 June, Cardiff City announced their first pre-season friendly, against Wycombe Wanderers to contest Joe Jacobson's tesimonial. Two weeks later, two home friendlies were confirmed, against Penybont and The New Saints. Two behind-closed-doors fixtures were also included during pre-season, against Cambridge United and Bristol Rovers.

Matches
On 22 June, the EFL Championship fixtures were released.

FA Cup
Cardiff entered the competition in the third round, as a Championship club, and were drawn away to Sheffield Wednesday.

EFL Cup
Cardiff were drawn at home to Colchester United in the first round, and then away to Birmingham City in the second round and Blackburn Rovers in the third round.

Welsh League Cup
Cardiff were drawn away against Cambrian & Clydach Vale in the first round.