Poroshenko posted the congratulations on his Facebook page.
"I congratulate my colleague and friend Nicos Anastasiades on his re-election as the President of the Republic of Cyprus," he wrote.
Poroshenko wished further prosperity and peace to the people of Cyprus as well as fast and peaceful reunification of the Cypriot State.
President Nicos Anastasiades was re-elected in the second round of elections. The 71-year-old conservative won 55.9 percent of the vote with 95 percent of votes counted.