Henry Woodward Amarasuriya (14 October 1904 – 6 March 1981) was a Ceylonese plantation owner, politician, educationist and philanthropist.

Young Henry Woodward attended Mahinda College, Galle for his education and did well in both his studies and sports.

As a planter Henry Woodward Amarasuriya increased the extent of his fathers' estates and their production largely and concentrated heavily on tea, rubber and coconut.

[9] He was the President of Lanka Mahajana Sabha when it was affiliated to the newly formed United National Party in 1946.

At the inaugural Meeting of the United National Party, which was held on 6 September 1946 at Albert Crescent, Colombo, D. S. Senanayake proposed the name of Amarasuriya as the General Secretary with A. R. A. Razik and J. R. Jayawardene as Join Treasurers, which was carried unanimously.

H. W. Amarasuriya led a delegation to London to agitate for constitutional reforms and was responsible for the appointment of a Headman's Committee.

At the 1952 Ceylonese parliamentary election he lost his parliament seat to Henry Abeywickrema of the Sri Lanka Freedom Party.

Thereafter H. W. Amarasuriya represented the Senate of Ceylon and continued to be the President of Lanka Mahajana Sabha for 44 years.

He founded the Henry Woodward Amarasuriya Charitable Trust and made many donations to improve the education and health sector.

After rendering a yeoman service to his motherland and to the people of Southern Sri Lanka, Henry Woodward Amarasuriya died on 6 March 1981 at the age of 76.

On 22 May 1983, Sri Lanka Post issued a postage stamp of H. W. Amarasuriya to commemorate his valuable service to the country.