| Antônio Austregésilo | |
| Office: | Federal Deputy for Pernambuco |
| Term Start: | 1 February 1921 |
| Term End: | 24 October 1930 |
| Birth Date: | 21 April 1876 |
| Birth Place: | Recife, Pernambuco, Brazil |
| Death Date: | 23 December 1960 |
| Occupation: | Physician |
Antônio Austregésilo (April 21, 1876 - December 23, 1960), was a Brazilian neurologist important to the history of the field in his nation.
Austregésilo was born in Pernambuco. He helped build the first neurological school in Rio de Janeiro.[1] He was a member of the Academia Brasileira de Letras and a President of the Academia Nacional de Medicina.
He was federal deputy for Pernambuco from 1921 to 1930.