[SiVisPacemParaBellum]

Here's quite a list:
http://www.pattonhq.com/militaryworks/leaderslist.html

[Getsmart64]

Marking for later read

[smcmike]

two from that list that bear mentioning: Belisarius and Xenophon. Xenophon's march of the 10,000 is right up there in the great campaigns of all time, even if it was a retreat.