How do I find ancestors of Native American descent?

His parents are of Irish and Native American descent.

Due to his Native American descent, he does not celebrate Thanksgiving.

By the 1990s, people of Native American descent comprised the majority of county residents.

Lily Ann's grandmother was a free woman of Native American descent.

In many cases, Native American descent has been difficult for people to trace from historical records.

She claims to be of Irish and Native American descent.

Contrary to popular belief, Wilson was not of Native American descent.

Ansara, however, was not Native American but of Syrian descent.

Lake is the first detective of Native American descent on a Law & Order series.