| Attilio Trerè | |
| Fullname: | Attilio Trerè |
| Birth Date: | 9 October 1887 |
| Birth Place: | Milan, Kingdom of Italy |
| Death Place: | Rome, Italy |
| Position: | Midfielder Goalkeeper (early years) |
| Youthclubs1: | Giovine Italia |
| Years1: | 1905–1909 |
| Years2: | 1909–1910 |
| Years3: | 1911–1915 |
| Clubs1: | Milan |
| Clubs2: | Ausonia |
| Clubs3: | Milan |
| Caps1: | 13 |
| Caps3: | 62 |
| Goals1: | 2 |
| Goals3: | 17 |
| Nationalyears1: | 1910–1914 |
| Nationalteam1: | Italy |
| Nationalcaps1: | 5 |
| Nationalgoals1: | 0 |
Attilio Trerè (9 October 1887 – 2 January 1943) was an Italian professional footballer, who played as a midfielder, and in his early years as a goalkeeper. His brother, Alessandro, also played for Milan as a footballer. Attilio is a member of the A.C. Milan Hall of Fame.[1] He represented the Italy national football team five times, the first being Italy's first ever match on 15 May 1910, the occasion of a friendly match against France in a 6–2 home win. He was also part of Italy's squad for the football tournament at the 1912 Summer Olympics, but he did not play in any matches.[2]