Peter Tali Coleman (December 8, 1919 - April 28, 1997) was the first person of Samoan descent to be appointed governor of American Samoa and later became the territory's first popularly elected governor. A member of the Republican Party, he is the only U.S. governor whose service spanned five decades (1956 – 1961, 1978 – 1985 and 1989 – 1993) and the second longest serving governor in American history.

Born in Pago Pago, American Samoa, Coleman graduated from St. Louis High School in Honolulu, Hawaii. He later joined the U.S. Army, rising to the rank of captain during World War II. He received his law degree from Georgetown University, and served in American Samoa both as a public defender in American Samoa and the territory's attorney general.

Coleman was appointed governor of American Samoa in 1956 by President Dwight Eisenhower. At the conclusion of his term, he served a variety of positions in the Pacific Islands, including:

• district administrator for the Marshall Islands;
• district administrator for the Marianas Islands;
• deputy high chief of the Trust Territory of the Pacific Islands.

In 1977, Coleman became the first popularly elected governor of American Samoa. He was subsequently elected in 1980 and 1988.

Coleman died in 1997 in Honolulu after a two year struggle with cancer.