There are a number of scholarships for Indian students who want to do an MBA from USA. Some of the popular ones from various top USA B-school universities are:
Charles P. Boninin Partnership for Diversity Fellowship
Knight-Hennessy Scholars Program
McKinsey Award
Joseph Wharton Fellowships
Meyer Feldberg Distinguished Fellowship Program
Emerging Economy Fellowships
Tuck School of Business Scholarships
Horace W. Goldsmith Fellowship
HBS Fellowship Programs