He received 488 votes from the various eligible voters, a list limited to chiefs, councillors, headman, and delegates.
It will be Bellegarde's second go-round as the head of the organization.
Bellegarde says he knows they have some work ahead re-establishing the group's relevance, and building strength and unity back into the organization.
Kimberly Jonathan was elected as the first vice-chief.
Third vice-chief Dutch Lerat won by acclamation, while the office of the second vice-chief was not up for election.
Bellegarde responded to the notion that the organization has not had the best reputation over the past few years.
"We say thank you to the FSIN for building institutions like the Saskatchewan Indian Institute of Technology, that creates technical vocational trades programs for our people," he said Thursday.
"We thank them for the First Nations University of Canada. We thank them for the Indian Cultural Centre. We thank them for establishing the Saskatchewan Indian Gaming Authority which created 81 million dollars and 2,000 jobs. So the FSIN has done good things."
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