Ricardo da Piedade Abreu Serrão Santos (born 11 October 1954 in Portalegre[1]) is a Portuguese biologist and university lecturer, Vice Chancellor of the University of the Azores, a deputy to the European Parliament eighth term, and from 2019 to 2022 he was the Minister of Maritime Affairs.

[1] He specializes in issues combining etiology and ecology.

Appointed to the bodies and advisory boards of various national and international scientific institutions, he also served as an expert in Portuguese ministries and regional government.

[1] He was a candidate of the Socialist Party at the 2014 European Parliament election, gaining the mandate of the MEP of the 8th term,[2] which he performed until 2019.

In October that year, he took the office of the minister for maritime affairs in the second government of António Costa, the incumbent prime minister.