Muzio Attendolo Sforza
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Muzio Attendolo Sforza (28 May 1369 – 4 January 1424) was an Italian
condottiero Condottieri (; singular: ''condottiero'' or ''condottiere'') were Italian military leaders active during the Middle Ages and the early modern period. The term originally referred specifically to commanders of mercenary companies, derived from the ...
. Founder of the
Sforza The House of Sforza () was a ruling family of Renaissance Italy, based in Milan. Sforza rule began with the family's acquisition of the Duchy of Milan following the extinction of the Visconti of Milan, Visconti family in the mid-15th century and ...
dynasty, he led a Bolognese-Florentine army at the Battle of Casalecchio. In his later years, he served Queen
Joanna II of Naples Joanna II (; 25 June 1371 – 2 February 1435) was Queen of Naples from 1414 to her death in 1435, when the Capetian House of Anjou became extinct. As a mere formality, she used the title of Queen of Jerusalem, Sicily, and Hungary. Early ...
and was appointed Grand Constable of
Naples Naples ( ; ; ) is the Regions of Italy, regional capital of Campania and the third-largest city of Italy, after Rome and Milan, with a population of 908,082 within the city's administrative limits as of 2025, while its Metropolitan City of N ...
, commanding her forces during a period of political instability. He was the father of
Francesco Sforza Francesco I Sforza (; 23 July 1401 – 8 March 1466) was an Italian condottiero who founded the Sforza dynasty in the duchy of Milan, ruling as its (fourth) duke from 1450 until his death. In the 1420s, he participated in the War of L'Aqui ...
, who established the Sforza dynasty that governed the
Duchy of Milan The Duchy of Milan (; ) was a state in Northern Italy, created in 1395 by Gian Galeazzo Visconti, then the lord of Milan, and a member of the important Visconti of Milan, Visconti family, which had been ruling the city since 1277. At that time, ...
across multiple generations during the
Renaissance The Renaissance ( , ) is a Periodization, period of history and a European cultural movement covering the 15th and 16th centuries. It marked the transition from the Middle Ages to modernity and was characterized by an effort to revive and sur ...
.


Biography

Giacomuzzo was born in 1369 in
Cotignola Cotignola () is a ''comune'' (municipality) in the Province of Ravenna in the Italian region Emilia-Romagna, located about southeast of Bologna and about west of Ravenna. Cotignola was the birthplace of the 15th century condottiero Muzio Attend ...
(
Romagna Romagna () is an Italian historical region that approximately corresponds to the south-eastern portion of present-day Emilia-Romagna, in northern Italy. Etymology The name ''Romagna'' originates from the Latin name ''Romania'', which originally ...
) to a rich family of rural nobility, son of Giovanni Attendolo (died 1385/1386) and Elisa. Muzio was the short form of the nickname of Giacomuzzo, which was the name of his paternal grandfather. According to tradition, young Giacomo was ploughing a field when mercenaries led by Boldrino da Panicale passed nearby in search of recruits. He then stole one of his father's horses and followed the soldiers to follow the same career. Later, together with his brothers Bosio, Francesco and Bartolo and two cousins, Muzio joined the company of
Alberico da Barbiano Alberico da Barbiano (c. 1344 – 1409) was a condottieri. His master in military matters was the English mercenary John Hawkwood, known in Italy as Giovanni Acuto. Alberico's ''compagnia'' fought under the banner of Saint George, as the '' co ...
, who nicknamed him "Sforza" ('Strong'). In 1398 he was at the service of
Perugia Perugia ( , ; ; ) is the capital city of Umbria in central Italy, crossed by the River Tiber. The city is located about north of Rome and southeast of Florence. It covers a high hilltop and part of the valleys around the area. It has 162,467 ...
against the Milanese troops of
Gian Galeazzo Visconti Gian Galeazzo Visconti (16 October 1351 – 3 September 1402), was the first duke of Duchy of Milan, Milan (1395) and ruled that late-medieval city just before the dawn of the Renaissance. He also ruled Lombardy jointly with his uncle Bernabò V ...
, to whom Muzio soon switched his loyalty following the typical behaviour of mercenary chieftains of the time. Later Muzio fought for
Florence Florence ( ; ) is the capital city of the Italy, Italian region of Tuscany. It is also the most populated city in Tuscany, with 362,353 inhabitants, and 989,460 in Metropolitan City of Florence, its metropolitan province as of 2025. Florence ...
against Visconti but in 1402, at the Battle of Casalecchio, was defeated by his former master Alberico da Barbiano. By 1409, he was in the employ of
Niccolò III d'Este Niccolò III d'Este (9 November 1383 – 26 December 1441) was Marquess of Ferrara from 1393 until his death. He was also a condottiero. Biography Born in Ferrara on 9 November 1383, Niccolo was the son of Alberto d'Este and Isotta Albaresan ...
of
Ferrara Ferrara (; ; ) is a city and ''comune'' (municipality) in Emilia-Romagna, Northern Italy, capital of the province of Ferrara. it had 132,009 inhabitants. It is situated northeast of Bologna, on the Po di Volano, a branch channel of the main ...
, who was being menaced by Ottobono Terzi of
Parma Parma (; ) is a city in the northern Italian region of Emilia-Romagna known for its architecture, Giuseppe Verdi, music, art, prosciutto (ham), Parmesan, cheese and surrounding countryside. With a population of 198,986 inhabitants as of 2025, ...
. King
Ladislaus of Naples Ladislaus the Magnanimous (, ; 15 February 1377 – 6 August 1414) was King of Naples from 1386 until his death and an unsuccessful claimant to the kingdoms of Hungary and Croatia. Ladislaus was a skilled political and military leader, protector ...
named him Gran Connestabile of his kingdom. Sforza's military qualities were mostly needed against Florence and the pope. He remained for the rest of his life in the
Kingdom of Naples The Kingdom of Naples (; ; ), officially the Kingdom of Sicily, was a state that ruled the part of the Italian Peninsula south of the Papal States between 1282 and 1816. It was established by the War of the Sicilian Vespers (1282–1302). Until ...
, after the king's death (1414), at the service of Queen Joanna II. However, he attracted the jealousy of Joan's favourite, Pandolfello Alopo, who had him arrested and imprisoned. However, when Sforza's troops intervened, Alopo freed him and Joan gave him the fiefdoms of
Benevento Benevento ( ; , ; ) is a city and (municipality) of Campania, Italy, capital of the province of Benevento, northeast of Naples. It is situated on a hill above sea level at the confluence of the Calore Irpino (or Beneventano) and the Sabato (r ...
and
Manfredonia Manfredonia () is a town and Comune, commune of Apulia, Italy, in the province of Foggia, from which it is northeast by rail. Manfredonia is situated on the coast, facing east, to the south of Monte Gargano, and gives its name to the Gulf of Manf ...
. On this occasion, Sforza married Caterina Alopo, Pandolfello's sister. A few months later Sforza was again arrested after a quarrel with James of Bourbon. He was freed only in 1416, after James' fall from power, and Joan gave him back the title of ''Conestabile''. In 1417 Sforza was sent by Joan to help the pope against Braccio da Montone, together with his son
Francesco Francesco, the Italian language, Italian (and original) version of the personal name "Francis (given name), Francis", is one of the List of most popular given names, most common given name among males in Italy. Notable persons with that name inclu ...
. Later he returned briefly to Naples, but here he was opposed by Giovanni (Sergianni) Caracciolo, Joan's new lover. In the following, confused, events that led to the arrival of
Louis III of Anjou Louis III (25 September 1403 – 12 November 1434) was a claimant to the Kingdom of Naples from 1417 to 1426, as well as count of Provence, Forcalquier, Piedmont, and Maine and duke of Anjou from 1417 to 1434. As the heir designate to the thron ...
in Naples in opposition to
Alfonso V of Aragon Alfonso the Magnanimous (Alfons el Magnànim in Catalan language, Catalan) (139627 June 1458) was King of Aragon and King of Sicily (as Alfons V) and the ruler of the Crown of Aragon from 1416 and King of Naples (as Alfons I) from 1442 until his ...
, Sforza helped Joan and Sergianni to flee to
Aversa Aversa () is a city and ''comune'' in the Province of Caserta in Campania, southern Italy, about 24 km north of Naples. It is the centre of an agricultural district, the ''Agro Aversano'', producing wine and cheese (famous for the typical dome ...
. In 1423, the city of L'Aquila rebelled against Braccio da Montone and he was sent to support it. In an attempt to save one of his pages during the fording of the River Pescara, Sforza drowned and his body was swept away by the waters.


Family

Sforza had sixteen known children born from five marriages: In 1409, Sforza married firstly with Antonia (died 1411), widow of Francesco Casali, Lord of Cortona and daughter of Francesco Salimbeni, Patrician of Siena and Lord of Chiusi, Radicofani, Bagno Vignoni, Carsoli and Sarteano. They had: *Bosio (1410–1476), Count of Cotignola (1424), Lord of Castell'Arquato and Sovereign Count of Santa Fiora by virtue of his marriage (1439) with Cecilia Aldobrandeschi, Countess of Santa Fiora and Pitigliano. On 16 June 1413, Sforza married secondly with Caterina (also named ''Catella''; died 1418 in childbirth), a sister of Pandolfello Piscopo "''Alopo''", Grand Chamberlain of the Kingdom of Naples and lover of
Joanna II of Naples Joanna II (; 25 June 1371 – 2 February 1435) was Queen of Naples from 1414 to her death in 1435, when the Capetian House of Anjou became extinct. As a mere formality, she used the title of Queen of Jerusalem, Sicily, and Hungary. Early ...
. They had: *Leonardo (1415–1438). *Pietro (1417–1442), Bishop of Ascoli Piceno since 1438. *Giovanna (born and died 1418). In 1421, Sforza married thirdly with Maria (died 1440), daughter of Giacomo da Marzano, 1st Duke of Sessa, and Sovereign Countess of Celano after inheriting from her first husband Nicola de Berardi. They had: *Bartolomeo (1420–1435), Count of Celano (1430). * Carlo (15 June 1423 – 12 September 1457), later renamed ''Gabriele'' in his ordination,
Archbishop of Milan The Archdiocese of Milan (; ) is a Latin Church ecclesiastical territory or archdiocese of the Catholic Church in Italy which covers the areas of Milan, Monza, Lecco and Varese. It has long maintained its own Latin liturgical rite usage, the Amb ...
since 1445. With Tamira di Cagli, Sforza had two children: *Mansueto (), Abbot of San Lorenzo of Cremona (1425). *Onestina (1402–1422), a Benedictine nun. With Lucia Terzani de Martini (or ''Lucia Demartini'' according to other sources; died 1461), They had: *
Francesco Francesco, the Italian language, Italian (and original) version of the personal name "Francis (given name), Francis", is one of the List of most popular given names, most common given name among males in Italy. Notable persons with that name inclu ...
(23 July 1401 – 8 March 1466), Duke of Milan in 1450. *Elisa (1402–1476), married in 1417 to Leonello of Sanseverino, Count of Cajazzo. *Alberico (1403–1423). *Antonia (16 January 1404 – 1471), married firstly in 1417 to Ardizzone da Carrara, Lord of Feltre, and secondly in 1442 to Manfredo da Barbiano. *Leone (May 1406 – September 1440), condottiero; married in 1435 to Marsobilia Trinci di Foligno (died 1485). No issue. *Giovanni (1407 – December 1451), condottiero; married in 1419 to Lavinia Lavello di Toscanella. No issue. * Gregorio (29 October 1409 – April 1473), changed his name to ''Alessandro'' in honour to
antipope Alexander V Peter of Candia, also known as Peter Phillarges () ( 1339 – 3 May 1410), named as Alexander V (; ), was an antipope elected by the Council of Pisa during the Western Schism (1378–1417). He reigned briefly from 26 June 1409 to his death in 1 ...
; Lord of Pesaro (1445). *Orsola (1411–1460), a Clarisse nun.


Other

The Italian
Regia Marina The , ) (RM) or Royal Italian Navy was the navy of the Kingdom of Italy () from 1861 to 1946. In 1946, with the birth of the Italian Republic (''Repubblica Italiana''), the changed its name to '' Marina Militare'' ("Military Navy"). Origin ...
launched a cruiser called ''Muzio Attendolo'' in 1935. See also Condottieri-class cruiser.


References


Sources

* * * * * * Paolo Giovio, ''Vita di Muzio Attendolo'' * Caterina Santoro, ''Gli Sforza'', 1968 * * Claudio Rendina, ''I Capitani di ventura'', 1994 {{DEFAULTSORT:Sforza, Muzio 1369 births 1424 deaths People from the Province of Ravenna 14th-century condottieri Muzio 15th-century condottieri Deaths by drowning