| Birthname: | Attilio Terragni |
| Nationality: | Italian |
| Image Name: | Attilio Terragni.jpg |
| Office: | Italian Senator from Lombardy |
| Party: | Monarchist National Party |
| Constituency: | Como |
| Term Start: | 25 June 1953 |
| Term End: | 14 February 1958 |
| Preceded: | Title jointly held |
| Succeeded: | Title jointly held |
| Birth Date: | 1896 4, df=y |
| Birth Place: | Milan, Lombardy |
Attilio Terragni was a member of the rightist Monarchist National Party, and was the sole Italian Senator from Lombardy belonging to this party. He died in office in 1958. He was an architect by training and brother of Giuseppe Terragni.