Roque Avallay (born 14 December 1945 in San Rafael, Mendoza) is a former Argentine football striker.
Avallay started his career with Deportivo Maipú in 1964, it was not long before he was signed by Independiente of the Primera División Argentina.
In later years Avallay played for Atlanta, Chacarita Juniors and Racing Club before returning to Huracán in 1979.
Avallay retired from playing at the end of 1980 with a total of 184 goals in 522 games in the Argentine Primera, leaving him in 14th place on the all-time list of top scorers.
This biographical article related to an Argentine association football forward born in the 1940s is a stub.