2023–24 Campionato Sammarinese di Calcio

The 2023–24 Campionato Sammarinese di Calcio was the 39th season of league competition in San Marino, in which the country's top 15 amateur football teams and the San Marino Academy U22 competed. The season began on 15 September 2023 and ended on 21 April 2024.

The winners (Virtus) qualified for the 2024–25 UEFA Champions League first qualifying round. The Conference League play-off winners (Tre Penne) and 2023–24 Coppa Titano winners (La Fiorita) qualified for the 2024–25 UEFA Conference League first qualifying round.

First phase
During the regular season, each team plays each other once (either at home or at away).

Conference League play-off
Teams placed 2nd-11th qualified for the Conference League play-off, with the winners earning the second and final place in the Conference League first qualifying round.

First round
Teams placed 8th-11th entered the first round; teams placed 2nd-7th received a bye.

!colspan="3" align="center"| 24 April 2024


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Quarter-finals
The two first round winners and teams placed 2nd-7th entered the quarter-finals, held over two legs. The first legs were held on 27 and 28 April, followed by the second legs on 30 April and 1 May.


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Semi-finals
The four quarter-final winners entered the semi-finals, held over two legs. The first legs were held on 4 May, followed by the second legs on 11 May.


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Final
The final was held between the two semi-final winners.