In his youth years he had fought under the famous condottiero Bartolomeo Colleoni for the Republic of Venice.
Bartolomeo | Bartolomeo della Gatta | Bartolomeo Merelli | Bartolomeo Gastaldi | Bartolomeo Eustachi | Bartolomeo Colleoni | ''Christ carrying the Cross'', either by Bartolomeo Coda | Bartolomeo Tromboncino | Bartolomeo Maranta | Bartolomeo di Breganze | Bartolomeo della Rocca | Bartolomeo d'Alviano | Bartolomeo Cristofori | Bartolomeo Coda | Bartolomeo Bulgarini | Bartolomeo Bon | Bartolomeo Ammannati | Bartolomeo Altomonte |
Bartolomeo Fanfulla's parents, Domenico Alon and Angela Folli, gave him multiple names: Giovanni or Giovanni Battista (in honour of the Evangelical preacher), Bartolomeo (in honour of Bartolomeo Colleoni) and Tito (in honour of the great Roman emperor).
They celebrate the visit of King Christian I of Denmark in 1474 and the sumptuous hospitality given him by Bartolomeo Colleoni, including banquets, hunting expeditions and tournaments.