TNPSC -Fathers of All Subject related to Achievement, Invention, Inauguration, Development
- Father of Trigonometry: Hipparchus
- Father of Geometry: Euclid
- Father of Modern chemistry: Antoine Lavoisier
- Father of Electronics: Ray Tomlinson
- Father of Internet: Vinton Cerf
- Father of Economics: Adam Smith
- Father of Zoology: Aristotle
- Father of History: Herodotus
- Father of Microbiology: Louis Pasteur
- Father of Botany: Theophrastus
- Father of Algebra: Diophantus's
- Father of Electricity: Benjamin Franklin
- Father of Video game: Thomas T.Goldsmith . Jr
- Father of the American Constitution: James Madison
- Father of the Indian Constitution: Dr. B.R Ambedker
- Father of the Green Revolution: Norman Earnest Borlaug
- Father of the Green Revolution in India: Ms Swaminathan
- Father of Architecture: Imhotep
- Father of Genetics: Gregor Johanna Mendel
- Father of Nanotechnology: Richard Smalley
- Father of Robotics: AlJazari
- Father of 'C' Language: Dennis Ritchie
- Father of world wide Web: Tim Berners Lee
- Father of Search engine: Alan Emtage
- Father of Periodic table: Dmitri Mendeleev's
- Father of Taxonomy: Carolus Linnaeus
- Father of Surgery (early): Sushruta
- Father of Mathematics: Archimedes's
- Father of Medicine: Hippocrates
- Father of Homeopathy: Samuel Hahnemann
- Father of Law: Cicero
- Father of Ayurveda: Charaka
- Father of Biology: Aristotle
- Father of Physics: Albert Einstein
- Father of Statistics: Ronald fisher
