The wife of a basketball player was reassured by the President that he was working to get her freedom.
Biden sat down in the Oval Office with two other people. The White House said that Biden held separate meetings with the families to make sure they were aware of the prisoners.
She told reporters that they would continue to do everything they could to get them home.
Jake Sullivan was with Biden at the meetings.
The verdict of nine years in a Russian prison on drug charges against two-time Olympic gold medalist and long-time star with the Phoenix Mercury, Griner, was denounced by Vice President Biden as "unacceptable". In late July, the United States said it had put forward a substantial offer to get the two Americans released.
Russia's foreign ministry said last month that it was engaged in quiet diplomacy with the US about a potential prisoner swap. Over the last few weeks, there have been few developments on the issue. According to sources familiar with the situation, the US has offered to swap Russian arms trafficker Viktor Bout for two Americans.
They should accept the substantial offer that is on the table.
He was sentenced to 16 years in jail after being convicted of espionage. He didn't deny the charge.
She was arrested at Moscow's Sheremetyevo airport in February with her e-liquid in her luggage. Marijuana is not legal in Russia for both recreational and medical purposes.
The report was contributed to by the news agency.