The former Luxembourg Prime Minister said he will not be running for a second term in 2019 despite spouting forth about how he “fell in love with Europe again” and its diversity during the last election campaign in 2014.
Then British Prime Minister David Cameron and Hungarian leader Viktor Orban were the only two members to object to Mr Juncker's selection three years ago.
Europe’s biggest fan has now said he fears the 27 remaining members of the European Union (EU) will fall out over Brexit negotiations.
Jean-Claude Juncker has said he will step down after his term as President
The fact that a country is leaving – above all a large, important, influential country – remains a continental tragedy in my opinion
He told German radio Deutschlandfunk: “The fact that a country is leaving – above all a large, important, influential country – remains a continental tragedy in my opinion.
“The other 27 are not yet aware of this, but the Brits know very well how they can tackle it.
Theresa May and Mr Juncker appear to get along, but Mr Juncker thinks Brexit will divide the EU
“I fear the British will be able to divide the other 27 member states without great effort by promising country A this and country B that and country C something else.”
The 62-year-old Europhile also raised doubts about whether the EU will benefit from Donald Trump removing the United States from the Trans-Pacific Partnership (TPP) trade agreement with Asia and the Pacific.
He said the EU “should take this opportunity” to make new trade deals with the US but revealed he is concerned Britain will swoop in and start negotiations on bilateral trade treaties before officially leaving the bloc.
Mr Juncker, said: “They cannot do that.”
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Juncker's many signs of affection Wed, January 18, 2017
Jean-Claude Juncker is a Luxembourgish politician. Since 2014, Juncker has been President of the European Commission, which is the European Union Executive Branch.
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While Britain is a member of the EU the European Commission is in charge of foreign trade policy for all members.
And revealing how concerned he is about Brexit’s effect on the rest of the EU, he warned he is annoyed with member states scapegoating Brussels for their own failures.
Donald Trump met with Japanese leader Shinzo Abe last week despite pulling the US out of the TPP
Mr Juncker is trying to woo non-EU members such as Ukraine who he pledged visa-free travel and €600m
He said he is working to alter the EU’s entire decision-making process which currently gives the Commission the final call on essential but potentially unpopular policies.
He added: “So this cannot go on, this eternal there that we are experiencing, that one decides in Brussels and that one criticises at home what one has co-decided.”
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