| Giacomo Albertolli | |
| Birth Date: | 1761 |
| Birth Place: | Bedano, Ticino, Switzerland |
| Death Place: | Milan, Italy |
| Nationality: | Swiss |
| Occupation: | Architect |
| Known For: | Neoclassical architecture |
| Relatives: | Giocondo Albertolli (uncle) |
Giacomo Albertolli (1761 – 6 June 1805) was a Swiss-born architect who was active in Italy during the Neoclassical period.
He was born in Bedano in the province of Ticino. He was the nephew of Giocondo Albertolli, a professor of architecture at the Brera Academy. In 1797, Giacomo became professor of civil architecture in the Seminary of Padua. With the Austrian occupation, he moved to Milan, where he replaced his teacher, Giuseppe Piermarini. He died of apoplexy (stroke).[1]