Sir Thomas Henry Holland was a British geologist who worked in India with the Geological Survey of India, serving as its director from 1903 to 1910. He later worked as an educational administrator at Edinburgh University.

The Geological Survey of India (GSI) is a scientific agency of India. It was founded in 1851, as a Government of India organization under the Ministry of Mines, one of the oldest of such organisations in the world and the second oldest survey in India after the Survey of India, for conducting geological surveys and studies of India, and also as the prime provider of basic earth science information to government, industry and general public, as well as the official participant in steel, coal, metals, cement, power industries and international geoscientific forums.