Barack Hussein Obama Sr. was a Kenyan senior governmental economist and the father of Barack Obama, the 44th president of the United States. He is a central figure of his son's memoir, Dreams from My Father (1995). Obama married in 1954 and had two children with his first wife, Kezia. He was selected for a special program to attend college in the United States and studied at the University of Hawaii where he met Stanley Ann Dunham, whom he married in 1961 following the conception of his son, Barack. Obama and Dunham divorced three years later. Obama then went to Harvard University for graduate school, where he earned an M.A. in economics, and returned to Kenya in 1964. He saw his son Barack once more, when his son was about 10.

Barack Hussein Obama II is an American politician who served as the 44th president of the United States from 2009 to 2017. A member of the Democratic Party, he was the first African-American president in United States history. Obama previously served as a U.S. senator representing Illinois from 2005 to 2008, as an Illinois state senator from 1997 to 2004, and as a community service organizer, civil rights lawyer, and university lecturer.