J
- Jackendoff, Ray (United States, 1945–), syntax, lexical semantics
- Jackson, Abraham Valentine Williams (United States, 1862–1937), Indo-Iranian languages, Avestan language
- Jackson, Kenneth Hurlstone (UK, 1909–1991), Brythonic languages, Gaelic languages
- Jacques, Guillaume (France), Old Chinese, Rgyalrongic languages, Tangut language
- Jagić, Vatroslav (Croatia, 1838–1923), Croatian language, Slavic languages
- Jakobson, Roman Osipovich (Russia/Czech Republic/United States, 1896–1982), structuralism, phonology
- Jarring, Gunnar (Sweden, 1907–2002), Turkic languages
- Jasanoff, Jay (USA, 1942–), Indo-European linguistics
- Jaszczolt, Katarzyna (UK), semantics, pragmatics, philosophy of language
- Jaunius, Kazimieras (Lithuania, 1848–1908), Lithuanian language, comparative linguistics
- Jendraschek, Gerd (Germany), Basque language, Turkish language, Iatmul language
- Jespersen, Otto (Denmark, 1860–1943), English language, phonetics, constructed languages
- Johnson, David E. (United States, 1946–), syntax
- Jones, Daniel (UK, 1881–1967), phonetics
- Jones, Sir William (UK, 1746–1794), Indo-European studies, Sanskrit, comparative linguistics
- Joshi, Aravind Krishana (India/United States, 1929–), computational linguistics
- Junast (PR China, 1934–), Mongolian language, Monguor language, Eastern Yugur language, Phags-pa script
- Jurafsky, Daniel (United States), computational linguistics
Read more about this topic: List Of Linguists