Logic, language and computing
- Square of opposition Aristotle (theory); diagram added by later commentators · 4th century BCE - later
- Porphyrian tree Porphyry of Tyre (text); diagram form by medieval commentators · 270-1200
- Scutum Fidei Anonymous; earliest attested with Peter of Poitiers · 1208-1216
- Llullian combinatorial wheels Ramon Llull · 1308
- Ramist bracket diagram Petrus Ramus (Pierre de la Ramee) · 1550s-1570s
- Wilkins philosophical tables John Wilkins · 1668
- Cyclopaedia division-of-knowledge chart Ephraim Chambers · 1728
- Systema Naturae tabular classification Carl Linnaeus · 1735
- Système figuré des connaissances humaines Denis Diderot and Jean le Rond d'Alembert · 1751
- Euler diagram Leonhard Euler (namesake); earlier forms exist · 1768
- Dichotomous identification key Jean-Baptiste Lamarck · 1778
- Stanhope square demonstrator Charles Stanhope · c.1805
- Stemma codicum C.J. Schlyter; Karl Lachmann · 1827
- Schleicher Stammbaum August Schleicher · 1853
- Wave model (Wellentheorie) Johannes Schmidt · 1872
- Cayley isomer tree Arthur Cayley · 1874
- Reed-Kellogg sentence diagram Reed & Kellogg · 1877
- Sylvester chemical graph James Joseph Sylvester · 1878
- Begriffsschrift notation Gottlob Frege · 1879
- Venn diagram John Venn · 1880
- Marquand diagram Allan Marquand · 1881
- Carroll diagram Charles Lutwidge Dodgson (Lewis Carroll) · 1886-1896
- Hasse diagram Henri Gustave Vogt (earliest documented); Helmut Hasse (namesake) · 1895-1930s
- Existential graphs Charles Sanders Peirce · 1896
- Wigmore chart John H. Wigmore · 1913
- Box (classification) chart Karsten (naming); business practice · 1923
- Planetary chart Karsten (naming); business practice · 1923
- Tree chart (classification tree) Karsten (naming); business practice · 1923
- Beardsley argument diagram Monroe Curtis Beardsley · 1950
- State transition diagram Automata and control theory practice; no single originator · mid-20th century
- Veitch chart Edward Westbrook Veitch · 1952
- Karnaugh map Maurice Karnaugh · 1953
- Phrase structure tree Noam Chomsky · 1957
- Toulmin argument model Stephen Edelston Toulmin · 1958
- Tesnière stemma Lucien Tesnière · 1959
- Petri net Carl Adam Petri · 1962
- Semantic network Matthew Ross Quillian · 1968
- Bachman diagram Charles William Bachman · 1969
- Concept map Joseph Donald Novak · 1972
- Nassi-Shneiderman diagram Isaac Nassi and Ben Shneiderman · 1973
- HIPO chart IBM (internal); published by J. F. Stay · 1974-1976
- Mind map Tony Buzan (popularised); radial forms far older · 1974
- Jackson structure diagram Michael Anthony Jackson · 1975
- Syntax (railroad) diagram Popularised by Niklaus Wirth with Kathleen Jensen · 1975
- Entity-relationship diagram Peter Pin-Shan Chen · 1976
- Warnier-Orr diagram Jean-Dominique Warnier and Kenneth Orr (independently) · 1976