Amata Catherine Coleman Radewagen (/əˈmɑːtə, ˈrædəˌwæɡən/ ə-MAH-tə RAD-ə-WAG-ən; born December 29, 1947), commonly called Aumua Amata (/aʊˈmuːə/ ow-MOO-ə), is an American Samoan politician who is the current delegate for the United States House of Representatives from American Samoa.

[5] She has been the scheduling director for the United States House of Representatives majority leadership for eight years.

[6][3][1][7][8] Her father was Samoan; her mother was of Chinese, German, Native Hawaiian, and Scottish descent.

[7][3] She attended Sacred Hearts Academy in Honolulu, Hawaii, for secondary education and graduated with a degree in psychology from the University of Guam in 1975.

[7][10] Radewagen holds the orator (talking chief) title of Aumua from the capital of Pago Pago—her hometown and where she is a registered voter.

[10] From 1997 to 1999, Radewagen served on the staff of United States Representative Phil Crane of Illinois.

She failed to gain the nomination of the Republican Party of American Samoa in 1996 and 2000, and she ran as an independent in the 1998 elections.

Upon taking office, she became the Republican Party's highest-ranking Asian-Pacific federal officeholder in the United States.

In 2003, Radewagen became the first Pacific Islander chosen as “Outstanding Woman of the Year” by the National Association of Professional Asian American Women (NAPAW).