Who is the Prime Minister of San Marino?

Denise Bronzetti has been Prime Minister of San Marino since Apr 1, 2025.

Who is the longest-serving Prime Minister of San Marino?

Domenico Fattori, with 2,190 days in office across 12 terms.

Has San Marino ever had a female prime minister?

Yes. San Marino has had 18 female prime ministers. The first was Maria Lea Pedini-Angelini, who took office in 1981.

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🇸🇲 San Marino

Parliamentary republic, diarchy

Denise Bronzetti

Prime Minister · 564 days in office

How the political system works in San Marino

San Marino is governed as a parliamentary republic with a diarchy. Its prime minister, Denise Bronzetti, has led the country since Apr 1, 2025. San Marino has had 100 prime ministers since 1629.

Tenure records

Longest-serving

Domenico Fattori

2,190 days · 12 terms

Shortest-serving

Lorenzo Bugli

182 days

Average tenure

183 days

Denise Bronzetti: 208% above average

Female leaders

18 of 100

First: Maria Lea Pedini-Angelini (1981)

Recent prime ministers by days in office

Is a leader's tenure getting longer or shorter in San Marino?

Across 168 completed terms, the average prime minister of San Marino has served 183 days (about 0.5 years). That has stayed fairly steady: the last five completed terms averaged 182 days.

One completed term Average tenure per decade

All prime ministers of San Marino

#	Name	Took office	Left office	Days
172	William Casali	Oct 1, 2026	Incumbent	16
171	Lorenzo Bugli	Oct 1, 2025	Apr 1, 2026	182
170	Matteo Rossi	Oct 1, 2025	Apr 1, 2026	182
169	Filippo Tamagnini	Oct 1, 2023	Apr 1, 2024	183
168	Manuel Ciavatta	Oct 1, 2022	Apr 1, 2023	182
167	Maria Luisa Berti	Oct 1, 2022	Apr 1, 2023	182
166	Paolo Rondelli	Apr 1, 2022	Oct 1, 2022	183
165	Oscar Mina	Apr 1, 2022	Oct 1, 2022	183
164	Francesco Mussoni	Oct 1, 2021	Apr 1, 2022	182
163	Giacomo Simoncini	Oct 1, 2021	Apr 1, 2022	182
162	Marco Nicolini	Apr 1, 2021	Oct 1, 2021	183
161	Gian Carlo Venturini	Apr 1, 2021	Oct 1, 2021	183
160	Mirko Dolcini	Oct 1, 2020	Apr 1, 2021	182
159	Alessandro Cardelli	Oct 1, 2020	Apr 1, 2021	182
158	Grazia Zafferani	Apr 1, 2020	Oct 1, 2020	183
157	Alessandro Mancini	Apr 1, 2020	Oct 1, 2020	183
156	Mariella Mularoni	Oct 1, 2019	Apr 1, 2020	183
155	Luca Boschi	Oct 1, 2019	Apr 1, 2020	183
154	Nicola Selva	Apr 1, 2019	Oct 1, 2019	183
153	Michele Muratori	Apr 1, 2019	Oct 1, 2019	183
152	Luca Santolini	Oct 1, 2018	Apr 1, 2019	182
151	Mirko Tomassoni	Oct 1, 2018	Apr 1, 2019	182
150	Matteo Ciacci	Apr 1, 2018	Oct 1, 2018	183
149	Stefano Palmieri	Apr 1, 2018	Oct 1, 2018	183
148	Enrico Carattoni	Oct 1, 2017	Apr 1, 2018	182
147	Matteo Fiorini	Oct 1, 2017	Apr 1, 2018	182
146	Mimma Zavoli	Apr 1, 2017	Oct 1, 2017	183
145	Vanessa D'Ambrosio	Apr 1, 2017	Oct 1, 2017	183
144	Fabio Berardi	Oct 1, 2016	Apr 1, 2017	182
143	Marino Riccardi	Oct 1, 2016	Apr 1, 2017	182
142	Gian Nicola Berti	Apr 1, 2016	Oct 1, 2016	183
141	Massimo Andrea Ugolini	Apr 1, 2016	Oct 1, 2016	183
140	Nicola Renzi	Oct 1, 2015	Apr 1, 2016	183
139	Lorella Stefanelli	Oct 1, 2015	Apr 1, 2016	183
138	Andrea Belluzzi	Apr 1, 2015	Oct 1, 2015	183
137	Roberto Venturini	Apr 1, 2015	Oct 1, 2015	183
136	Guerrino Zanotti	Oct 1, 2014	Apr 1, 2015	182
135	Gianfranco Terenzi	Oct 1, 2014	Apr 1, 2015	182
134	Luca Beccari	Apr 1, 2014	Oct 1, 2014	183
133	Valeria Ciavatta	Apr 1, 2014	Oct 1, 2014	183
132	Anna Maria Muccioli	Oct 1, 2013	Apr 1, 2014	182
131	Gian Carlo Capicchioni	Oct 1, 2013	Apr 1, 2014	182
130	Denis Amici	Apr 1, 2013	Oct 1, 2013	183
129	Antonella Mularoni	Apr 1, 2013	Oct 1, 2013	183
128	Denise Bronzetti	Oct 1, 2012	Apr 1, 2013	182
127	Teodoro Lonfernini	Oct 1, 2012	Apr 1, 2013	182
126	Italo Righi	Apr 1, 2012	Oct 1, 2012	183
125	Maurizio Rattini	Apr 1, 2012	Oct 1, 2012	183
124	Gabriele Gatti	Oct 1, 2011	Apr 1, 2012	183
123	Matteo Fiorini	Oct 1, 2011	Apr 1, 2012	183
122	Maria Luisa Berti	Apr 1, 2011	Oct 1, 2011	183
121	Filippo Tamagnini	Apr 1, 2011	Oct 1, 2011	183
120	Giovanni Francesco Ugolini	Oct 1, 2010	Apr 1, 2011	182
119	Andrea Zafferani	Oct 1, 2010	Apr 1, 2011	182
118	Marco Conti	Apr 1, 2010	Oct 1, 2010	183
117	Glauco Sansovini	Apr 1, 2010	Oct 1, 2010	183
116	Francesco Mussoni	Oct 1, 2009	Apr 1, 2010	182
115	Stefano Palmieri	Oct 1, 2009	Apr 1, 2010	182
114	Massimo Cenci	Apr 1, 2009	Oct 1, 2009	183
113	Oscar Mina	Apr 1, 2009	Oct 1, 2009	183
112	Assunta Meloni	Oct 1, 2008	Apr 1, 2009	182
111	Ernesto Benedettini	Oct 1, 2008	Apr 1, 2009	182
110	Federico Pedini Amati	Apr 1, 2008	Oct 1, 2008	183
109	Rosa Zafferani	Apr 1, 2008	Oct 1, 2008	183
108	Alberto Selva	Oct 1, 2007	Apr 1, 2008	183
107	Mirko Tomassoni	Oct 1, 2007	Apr 1, 2008	183
106	Alessandro Mancini	Apr 1, 2007	Oct 1, 2007	183
105	Alessandro Rossi	Apr 1, 2007	Oct 1, 2007	183
104	Roberto Giorgetti	Oct 1, 2006	Apr 1, 2007	182
103	Antonio Carattoni	Oct 1, 2006	Apr 1, 2007	182
102	Loris Francini	Apr 1, 2006	Oct 1, 2006	183
101	Gianfranco Terenzi	Apr 1, 2006	Oct 1, 2006	183
100	Antonello Bacciocchi	Oct 1, 2005	Apr 1, 2006	182
99	Claudio Muccioli	Oct 1, 2005	Apr 1, 2006	182
98	Cesare Gasperoni	Apr 1, 2005	Oct 1, 2005	183
97	Fausta Morganti	Apr 1, 2005	Oct 1, 2005	183
96	Roberto Raschi	Oct 1, 2004	Apr 1, 2005	182
95	Giuseppe Arzilli	Oct 1, 2004	Apr 1, 2005	182
94	Marino Riccardi	Apr 1, 2004	Oct 1, 2004	183
93	Paolo Bollini	Apr 1, 2004	Oct 1, 2004	183
92	Giovanni Lonfernini	Oct 1, 2003	Apr 1, 2004	183
91	Valeria Ciavatta	Oct 1, 2003	Apr 1, 2004	183
90	Giovanni Francesco Ugolini	Apr 1, 2002	Oct 1, 2002	183
89	Fabio Berardi	Apr 1, 2001	Oct 1, 2001	183
88	Luigi Lonfernini	Apr 1, 2001	Oct 1, 2001	183
87	Enzo Colombini	Oct 1, 2000	Apr 1, 2001	182
86	Gianfranco Terenzi	Oct 1, 2000	Apr 1, 2001	182
85	Gian Marco Marcucci	Apr 1, 2000	Oct 1, 2000	183
84	Maria Domenica Michelotti	Apr 1, 2000	Oct 1, 2000	183
83	Giuseppe Arzilli	Oct 1, 1999	Apr 1, 2000	183
82	Marino Bollini	Oct 1, 1999	Apr 1, 2000	183
81	Rosa Zafferani	Apr 1, 1999	Oct 1, 1999	183
80	Antonello Bacciocchi	Apr 1, 1999	Oct 1, 1999	183
79	Paolo Bollini	Oct 1, 1998	Apr 1, 1999	182
78	Loris Francini	Apr 1, 1998	Oct 1, 1998	183
77	Gian Carlo Venturini	Oct 1, 1996	Apr 1, 1997	182
76	Maurizio Rattini	Oct 1, 1996	Apr 1, 1997	182
75	Marino Venturini	Oct 1, 1995	Apr 1, 1996	183
74	Marino Bollini	Apr 1, 1995	Oct 1, 1995	183
73	Gian Luigi Berti	Oct 1, 1993	Apr 1, 1994	182
72	Patrizia Busignani	Apr 1, 1993	Oct 1, 1993	183
71	Romeo Morri	Oct 1, 1992	Apr 1, 1993	182
70	Ernesto Benedettini	Apr 1, 1992	Oct 1, 1992	183
69	Edda Ceccoli	Oct 1, 1991	Apr 1, 1992	183
68	Marino Riccardi	Oct 1, 1991	Apr 1, 1992	183
67	Cesare Gasperoni	Oct 1, 1990	Apr 1, 1991	182
66	Gloriana Ranocchini	Oct 1, 1989	Apr 1, 1990	182
65	Marino Vagnetti	Apr 1, 1989	Oct 1, 1989	183
64	Umberto Barulli	Apr 1, 1988	Oct 1, 1988	183
63	Gianfranco Terenzi	Oct 1, 1987	Apr 1, 1988	183
62	Carlo Franciosi	Apr 1, 1987	Oct 1, 1987	183
61	Renzo Renzi	Apr 1, 1987	Oct 1, 1987	183
60	Giuseppe Arzilli	Oct 1, 1986	Apr 1, 1987	182
59	Marino Venturini	Apr 1, 1986	Oct 1, 1986	183
58	Ubaldo Biordi	Oct 1, 1985	Apr 1, 1986	182
57	Enzo Colombini	Apr 1, 1985	Oct 1, 1985	183
56	Marino Bollini	Oct 1, 1984	Apr 1, 1985	182
55	Giuseppe Amici	Oct 1, 1984	Apr 1, 1985	182
54	Gloriana Ranocchini	Apr 1, 1984	Oct 1, 1984	183
53	Giorgio Crescentini	Apr 1, 1984	Oct 1, 1984	183
52	Renzo Renzi	Oct 1, 1983	Apr 1, 1984	183
51	Marino Venturini	Apr 1, 1982	Oct 1, 1982	183
50	Giuseppe Maiani	Apr 1, 1982	Oct 1, 1982	183
49	Ubaldo Biordi	Oct 1, 1981	Apr 1, 1982	182
48	Maria Lea Pedini-Angelini	Apr 1, 1981	Oct 1, 1981	183
47	Giuseppe Amici	Oct 1, 1979	Apr 1, 1980	183
46	Marino Bollini	Apr 1, 1979	Oct 1, 1979	183
45	Ermenegildo Gasperoni	Oct 1, 1978	Apr 1, 1979	182
44	Marino Venturini	Apr 1, 1976	Oct 1, 1976	183
43	Marino Vagnetti	Oct 1, 1971	Apr 1, 1972	183
42	Luigi Lonfernini	Apr 1, 1971	Oct 1, 1971	183
41	Giancarlo Ghironzi	Oct 1, 1969	Apr 1, 1970	182
40	Giancarlo Ghironzi	Apr 1, 1961	Oct 1, 1961	183
39	Giuseppe Maiani	Oct 1, 1955	Apr 1, 1956	183
38	Giuliano Gozi	Oct 1, 1941	Apr 1, 1942	182
37	Giuliano Gozi	Apr 1, 1937	Oct 1, 1937	183
36	Giuliano Gozi	Apr 1, 1932	Oct 1, 1932	183
35	Giuliano Gozi	Oct 1, 1926	Apr 1, 1927	182
34	Giuliano Gozi	Apr 1, 1923	Oct 1, 1923	183
33	Luigi Lonfernini	Oct 1, 1915	Apr 1, 1916	183
32	Domenico Fattori	Apr 1, 1914	Oct 1, 1914	183
31	Luigi Lonfernini	Oct 1, 1910	Apr 1, 1911	182
30	Domenico Fattori	Apr 1, 1900	Oct 1, 1900	183
29	Domenico Fattori	Apr 1, 1895	Oct 1, 1895	183
28	Marino Fattori	Oct 1, 1893	Apr 1, 1894	182
27	Domenico Fattori	Oct 1, 1889	Apr 1, 1890	182
26	Marino Fattori	Apr 1, 1887	Oct 1, 1887	183
25	Domenico Fattori	Apr 1, 1886	Oct 1, 1886	183
24	Marino Fattori	Apr 1, 1882	Oct 1, 1882	183
23	Domenico Fattori	Oct 1, 1881	Apr 1, 1882	182
22	Domenico Fattori	Apr 1, 1878	Oct 1, 1878	183
21	Innocenzo Bonelli	Apr 1, 1877	Oct 1, 1877	183
20	Domenico Fattori	Oct 1, 1874	Apr 1, 1875	182
19	Marino Fattori	Oct 1, 1873	Apr 1, 1874	182
18	Domenico Fattori	Oct 1, 1870	Apr 1, 1871	182
17	Innocenzo Bonelli	Apr 1, 1870	Oct 1, 1870	183
16	Domenico Fattori	Oct 1, 1866	Apr 1, 1867	182
15	Innocenzo Bonelli	Apr 1, 1866	Oct 1, 1866	183
14	Innocenzo Bonelli	Apr 1, 1862	Oct 1, 1862	183
13	Domenico Fattori	Oct 1, 1861	Apr 1, 1862	182
12	Innocenzo Bonelli	Apr 1, 1857	Oct 1, 1857	183
11	Domenico Fattori	Apr 1, 1857	Oct 1, 1857	183
10	Domenico Maria Belzoppi	Apr 1, 1853	Oct 1, 1853	183
9	Domenico Maria Belzoppi	Apr 1, 1849	Oct 1, 1849	183
8	Domenico Maria Belzoppi	Oct 1, 1845	Apr 1, 1846	182
7	Lodovico di Marino Belluzzi	Oct 1, 1843	Apr 1, 1844	183
6	Domenico Maria Belzoppi	Apr 1, 1842	Oct 1, 1842	183
5	Domenico Maria Belzoppi	Oct 1, 1838	Apr 1, 1839	182
4	Lodovico di Marino Belluzzi	Apr 1, 1834	Oct 1, 1834	183
3	Federico Gozi	Oct 1, 1640	Apr 1, 1641	182
2	Federico Gozi	Apr 1, 1634	Oct 1, 1634	183
1	Federico Gozi	Oct 1, 1629	Apr 1, 1630	182

Officeholder history via Wikidata. Multiple rows for one person indicate separate terms.

Frequently asked questions

Who is the Prime Minister of San Marino?: Denise Bronzetti has been Prime Minister of San Marino since Apr 1, 2025.
How is the leader of San Marino chosen?: San Marino is governed as a parliamentary republic with a diarchy. Its prime minister, Denise Bronzetti, has led the country since Apr 1, 2025. San Marino has had 100 prime ministers since 1629.
Who is the longest-serving Prime Minister of San Marino?: Domenico Fattori, with 2,190 days in office across 12 terms.
Are leaders serving longer or shorter terms in San Marino?: Across 168 completed terms, the average prime minister of San Marino has served 183 days (about 0.5 years). That has stayed fairly steady: the last five completed terms averaged 182 days.
Has San Marino ever had a female prime minister?: Yes. San Marino has had 18 female prime ministers. The first was Maria Lea Pedini-Angelini, who took office in 1981.