I'll try to add some info for each later but here is my list for now:

1- Lady Yunalesca (FF X)
2- Aerith and Tifa (FF VII)
3- Lady Aribeth (Neverwinter Nights)
4- Kaileena (Prince of Persia)
5- Sarah Kerrigan (Starcraft)
6- Meryl Silverburgh (MGS 1 and 4)
7- The Boss (MGS 3)
8- Ashe (FF XII)
9- Xenobia and Royce (Lunar Silverstar Story)
10- Erim (Lufia II)