In June 2012, on the occasion of the Pride parade, he came out as gay on Twitter. This is the 2nd MP to do it publicly.[2]
Political career
He joined the Greens in 1998, and joined the Executive College. He was re-elected for three successive terms in 2000, 2002 and 2004 in various capacities. He was notably co-spokesman of the party with Cécile Duflot from January 2005 to January 2008, after almost becoming national secretary at the Reims Federal Assembly in 2004.
In 2002, Noël Mamère chose him as director of communication and deputy campaign manager for his presidential campaign.
From March 2001 to March 2008, he was the elected municipal of the 14th arrondissement of Paris on a list of rally of the left and ecologists. As deputy mayor, he was in charge of local democracy, associative life and neighborhood councils.
On 15 April 2015, he voted against Article 2 of the Intelligence Act. 5 May 2015, he votes against the whole of this same project.[5] After the November 2015 Paris attacks, Sergio Coronado is one of the six French deputies to vote against the extension of the States of emergency in France.[6] On 30 November 2015, he is among the signatories of the Call of the 58: "We will demonstrate during the state of emergency".[7]