The leu closed at 4.362/4.3635 to the euro, from 4.358/4.36 to the euro at Thursday closing.
It opened at around 4.3575 per euro and stayed in a tight range for most of the session, before slipping late.
Romania’s central bank set the leu’s exchange rate at 4.3573 per euro, about 0.2% stronger than 4.3698 per euro Thursday.
On the money market, overnight rates inched down to 4.9%-5.4% a year, from 5%-5.5% a year in the previous session.