great choices everyone. I'll just add a few of my favorites:
from american history
william bradford, george washington, thomas jefferson, patrick henry, james madison, james monroe, davy crockett, william travis, james bowie, sam houston, oliver hazard perry, zach taylor, henry clay, william mckinley, cal coolidge, robert taft, ron paul
from european history
charlemagne, louis ix, alfred the great, thomas aquinas, bernard of clairvaux, isabella of castile, emperor charles v, john locke, edmund burke, horatio nelson, napoleon bonaparte, william pitt the younger, queen victoria, dwight david eisenhower ( not as a general but as a president, a non-interventionist, and he successfully implemented operation wetback--the deportation of one million illegal immigrants)