The 2023–24 FAW Welsh Cup was the 136th season of the annual knockout tournament for competitive football teams in Wales.

The New Saints were the defending cup holders (for the third consecutive season).

Since they qualified for the Conference League based on league position, the spot for winning the cup was passed to the third-placed team of the 2023–24 Cymru Premier.

[1] The following teams received byes based on league position during the previous season: The second qualifying round draw was made on 4 August 2023.

[3] The following teams received byes based on league position during the previous season: The 36 first round winners, the 16 Tier 2 teams given first round byes, and the 12 teams from the 2023–24 Cymru Premier entered the second round.