San Marino CALENDAR: Julian (to 1582); Gregorian (from 1582); MAIN RECORD: languages used: Italian; scripts: - original; TRANSLITERATION: n/a; OTHER: n/a Sources Polity Style: 1491-2023 Heads of State: 1244-1400 Heads of State: 1400-1500 Heads of State: 1500-1600 Heads of State: 1600-1700 Heads of State: 1700-1800 Heads of State: 1800-1900 Heads of State: 1900-2000 Heads of State: 2000-2023 Last updated on: 29 Nov 2023; URL: www.archontology.org/nations/san_marino/index.php