Niccolò I may refer to: * Niccolò I d'Este, Marquis of Modena and Ferrara (died 1344), see Duke of Ferrara and of Modena *

Niccolò I Ludovisi Niccolò is an Italian male given name, derived from the Greek Nikolaos meaning "Victor of people" or "People's champion". There are several male variations of the name: Nicolò, Niccolò, Nicolas, and Nicola. The female equivalent is Nicole. The fe ...

(1634–1664) *

Niccolò I Sanudo Nicholas I Sanudo (or ''Niccolò''; died 1341) was the fifth Duke of the Archipelago from 1323 to his death. He was the son and successor of William I of the House of Sanudo. Nicholas fought under his brother-in-law Walter, Duke of Athens, at th ...

(died in 1341) *

Niccolò I Trinci Niccolò I Trinci (died 10 January 1421) was the lord of Foligno from 1412. He inherited it from his father Ugolino III Trinci. He fought also as ''condottiero'' for the Republic of Venice. In 1404, he married Tora da Varano, daughter of Rodolfo II ...

(died in 1421)

See also