The Italian society of economics demography and statistics (SIEDS, Italian: Società italiana di economia demografia e statistica) is a learned society aiming to further economic, demographic, and statistical studies and to establish active co-operation among professionals of the mentioned subjects in the field of social sciences and human behaviour.

The society pursues this aim by: SIEDS was founded on June 29, 1939, at the initiative of Livio Livi and others.

Initially named "Italian Society of Demography and Statistics", it originated in the Advisory Committee for the Population Study (Italian: Comitato di consulenza per gli studi della popolazione), also founded by Livi.

On 18 April 1950 the society decided to expand its fields of interest also to economics and obtained its current name.

In 1950 the society's journal was renamed accordingly to Italian Review of Economics, Demography and Statistics.