Namesakes
American Presidents:
1 president
Barack Obama (a.k.a. Hussein) 2009-2017 
Egyptian Presidents and Prime Ministers:
1 president
(president) Abdel Fattah el-Sisi (a.k.a. Hussein) 2014-
Jordanian Prime Ministers:
3 prime ministers
Rashid Tali'a (a.k.a. Hussein) 1921
Hussein Khalidi 1957
Hussein ibn Nasser 1963-1964; 1967
Nobel Prize Winners:
1 peace
(peace) Barack Obama (a.k.a. Hussein) 2009
Olympic Medalists:
1 bronze
(bronze) Hussein Ahmed Salah 1988 marathon
Other Leaders:
1 president, 1 prime minister
Prime Minister Hussein Al Oweini 1951; 1964-1965 Lebanon
President Saddam Hussein 1979-2003 Iraq
Other Royalty:
1 king
Hussein 1952-1999 Jordan