Harold Marsh Sewall (1860–1924) was an American politician and diplomat.
Sewall was born in Bath, Sagadahoc County, Maine, on January 3, 1860. He was a member of the Maine state house of representatives, 1896, 1903–07; and delegate to Republican National Convention from Maine, 1896. He was the last United States Minister to Hawaii, arriving in 1897 to the Republic of Hawaii after the death of Albert Sydney Willis, and returning in 1898 after annexation formed the Territory of Hawaii. He was a member of Maine state senate, 1907–09; candidate for U.S. Representative from Maine 2nd District, 1914; member of Republican National Committee from Maine, 1924. Died, in a private hospital at New York city, October 28, 1924. His interment was at Oak Grove Cemetery, Bath, Maine.
| Diplomatic posts | ||
|---|---|---|
| Preceded by Albert Sydney Willis |
United States Minister to Hawaii 1897–1898 |
Succeeded by Annexation of Territory of Hawaii |