Unofficial exchange points sold the greenback at VND25,830, up 0.23% from Friday.
Vietcombank kept its rate steady at VND25,730.
The State Bank of Vietnam’s reference rate remained unchanged at VND24,726.
The dollar has risen against the dong by 1.09% since the beginning of the year.
Globally the euro dropped on Friday, after a meeting between Ukrainian President Volodymyr Zelenskiy and U.S. President Donald Trump went up in flames, dashing hopes any peace deal could be reached soon in the war with Russia, Reuters reported.
The euro slumped after the meeting and was last down 0.29% at $1.0367 after dropping to $1.0359, its lowest since Feb. 12.
The dollar index, which measures the greenback against a basket of currencies, rose 0.23% to 107.61.
For the week, the dollar is up about 0.9% but down 0.8% for February, poised for its largest monthly decline since September.