2021 in San Marino

• Captains Regent:
  • Alessandro Cardelli, Mirko Dolcini (until 1 April)^[1]
  • Giancarlo Venturini, Marco Nicolini (from 1 April to 1 October)^[1]
  • Francesco Mussoni, Giacomo Simoncini (from 1 October)^[1]
• Secretary for Foreign and Political Affairs: Luca Beccari

Ongoing – COVID-19 pandemic in San Marino

• San Marino places 22nd in the Eurovision Song Contest final^[2]
• San Marino Open 2021 was part of ATP Challenger and held on 9–15 August.^[3]
• San Marino legalized abortion in specific cases, if mother's life being in danger or severe fetal abnormalities.^[4]