Astrauskas

 Astrauskas  is a Lithuanian language family name. It corresponds to Polish Ostrowski, Russian Ostrovsky, and Belarusian Astrouski.

The surname may refer to:
 * Nerijus Astrauskas (born 1980), Lithuanian football striker
 * Rimantas Astrauskas (born 1955), Lithuanian physicist, ecologist and politician
 * Vytautas Astrauskas (30 September 1930 – 7 August 2017) was a communist politician in the Lithuanian SSR
 * Vytautas Astrauskas (physician) (23 March 1927 – 26 August 2004) was a Lithuanian physician, medical researcher, politician and former member of the Seimas.