The US president lauded the announcement on Twitter, writing "Great progress being made but sanctions will remain until an agreement is reached. Meeting being planned!"
Analysts say the disclosure of Kim Jong-un's marital status was aimed at sending the message that the 20-something Kim was mature and stable, someone people can relate to despite having only seven months of experience as leader following the death of his father in December.
The US president met reality star Kim Kardashian West and other officials, including senior adviser Jared Kushner, at the White House on Wednesday to discuss... prison reform.
The US president said the North Korean leader holds the opportunity to be remembered as one who ushered in a glorious new era of security and prosperity for his citizens.