George Frederick William Thibaut (March 20, 1848 – 1914) was an Indologist notable for his contributions to the understanding of ancient Indian mathematics and astronomy.
Thibaut was born in Germany, worked briefly in England, and then in 1875 was appointed Professor at the Government Sanskrit College , Varanasi. Between 1875 and 1878 he published a detailed essay on the Śulba sūtras, together with a translation of the Baudhāyana Śulba sūtra; he later translated the Pañca Siddhāntikā which he co-edited with Pandit Sudhakar Dwivedi (the latter added a Sanskrit commentary). He also edited and translated the following volumes in Max Müller's Sacred Books of the East:
- Vol. 34, The Vedanta-Sutras, vol. 1 of 3, with the commentary of Sankaracharya, part 1 of 2. Adhyâya I–II (Pâda I–II). (1890)
- Vol. 38, The Vedanta-Sutras, vol. 2 of 3, with the commentary of Sankaracharya, part 1 of 2. Adhyâya II (Pâda III–IV)–IV. (1896)
It was one of the earliest translation of the Brahma Sutras along with the work of Paul Deussen.
- Vol. 48, The Vedanta-Sutras, vol. 3 of 3, with the commentary of Râmânuja. (1904)
Thibaut contributed a number of Sanskrit manuscripts to the Department of Oriental Collections, Bodleian Library, University of Oxford, where they are archived today.