The Metropolitan Police Department said in a brief statement that Sinan Narin had been arrested in Virginia on an aggravated assault charge.
It said Eyup Yildirim had been arrested in New Jersey on charges of assault with significant bodily injury and aggravated assault.
The department released no further details about the suspects but said additional information would be available today.
US officials had strongly criticized the Turkish government after President Recep Tayyip Erdogan's security forces pushed past police and violently broke up a protest outside the residence on May 16.