Madelyn Lee Payne Dunham ( \ / ˈdʌnəm \ / DUN-əm ; October 26 , 1922 - November 2 , 2008 ) was the American maternal grandmother of Barack Obama , the 44th and current President of the United States .
Madelyn Lee Payne Dunham ( \ / ˈdʌnəm \ / DUN-əm ; October 26 , 1922 - November 2 , 2008 ) was the grandmother of Barack Obama , the 44th President of the United States .