Euro opened little changed following five weeks of uninterrupted advances against dollar, hovering near a 2 ½ - year high.
EUR/USD last traded at 1.1827, similar to the opening of 1.1827, with a session-high at 1.17183658 and a low at 1.1818.
Negative U.S. inflation data dragged down dollar against rival currencies which underpinned euro on Friday.
World market expectations of another Federal Reserve rate hike this year lowered, as negative inflation data was released, boosting euro upwards.
Markets wait for Fed's meeting minutes to gather clues about the future of its monetary policy for the upcoming period.