Sir Thomas Hill Easterfield (4 March 1866 – 1 March 1949) was a New Zealand chemist and university professor.
He was born in Doncaster, Yorkshire, England on 4 March 1866.
Easterfield was one of the four founding professors of the Victoria University, Wellington.
In 1935, he was awarded the King George V Silver Jubilee Medal.
He was appointed a Knight Commander of the Order of the British Empire in the 1938 Birthday Honours.