| Horacio Humoller | |
| Fullname: | Horacio Aldo Humoller Hang |
| Height: | 1.78 m |
| Birth Date: | 12 December 1966 |
| Birth Place: | Humboldt, Santa Fe, Argentina |
| Position: | Defender |
| Years1: | 1985–1990 |
| Years2: | 1990–1995 |
| Years3: | 1995–1996 |
| Years4: | 1997–2002 |
| Years5: | 2002–2003 |
| Clubs5: | Unión de Santa Fe |
| Caps2: | 154 |
| Caps3: | 43 |
| Caps5: | 18 |
| Goals2: | 2 |
| Goals3: | 0 |
| Goals5: | 0 |
Horacio Aldo Humoller Hang (born 12 December 1966 in Humboldt, Santa Fe) is a retired Argentine football defender who played for several clubs in Argentina and Mexico, including Unión de Santa Fe and Deportivo Toluca F.C.