Gloria Macapagal-Arroyo (below) has served as President since 2001. She is not is not the 1st woman to serve as President of the Philippines, however; Corazon Aquino held the post from 1986 to 1992. Notably, women have governed in 3 of the other Asian countries on this list:
a) Sri Lanka: Sirimavo Banaranaike was Prime Minister 1960-65, 1970-1977, and 1991-2000; her daughter, Chandrika Kumaratunga, Prime Minister in 1994 and then President from 1994 to 2005.
d) Bangladesh: Hasina Wajed, Prime Minister from 1996-2001, and her rival, Khaleda Zia, from 1991-1996 and 2001-2006.
f) South Korea: Han Myeong-Sook served as Prime Minister from April 2006 to March 2007.