How many native-americans in the house of representatives?

Charles Curtis, Republican-Kansas, 1/8th Kaw served as U.S. Representative, U.S. Senator and Vice President. In the Senate, he also served as President Pro Tempore of the Senate and Secretary of the Senate Republican Conference (1911-1913), Senate Republican Minority Whip (1915-1919), Majority Whip (1919-1925) and Majority Leader (1925-1929).