Both couples have released their tax returns.
Both Vice President Harris and her husband are vaccinated.
Joe Biden will be sworn in as the 46th president of the United States at noon on Wednesday. Kamala Harris will become the 49th vice president.
Harris' family have made plenty of appearances during her campaigns, including her presidential run before being selected as the vice presidential candidate for President-elect Joe Biden.
"This story would never have been written about a man," Doug Emhoff said.
Harris was asked by CNN how she would refer to her husband Doug Emhoff who will become the first male spouse of the vice president.