Peter Schrijver (born 1963 in Delft), is a Dutch linguist, who is a professor of Celtic languages (Welsh, Cornish, Breton, Irish and Continental Celtic) at Utrecht University, and researcher of ancient Indo-European linguistics. He worked previously at Leiden University and the Ludwig Maximilian University of Munich.
He has published four books and a large number of articles on the history and linguistics of Indo-European languages, particularly the description, reconstruction and syntax of the Celtic languages, and lately researching language change and language contact in ancient Europe.
1991: The Reflexes of the Proto-Indo-European Laryngeals in Latin. Doctoral dissertation. Leiden Studies in Indo-European 2. Amsterdam/Atlanta: Rodopi. ISBN 978-90-5183-308-91995: Studies in British Celtic Historical Phonology. Amsterdam: Rodopi. ISBN 90-5183-820-4.1997: Studies in the History of Celtic Pronouns and Particles. Maynooth: Department of Old Irish, National University of Ireland. ISBN 0-901519-59-6.2014: Language Contact and the Origins of the Germanic Languages. New York & Abingdon: Routledge. ISBN 978-0-415-35548-3.Edited volume2004: with Peter-Arnold Mumm (eds.), Sprachtod und Sprachgeburt. Bremen: Dr. Ute Hempen.Articles and book chapters
1990: “Latin festīnāre, Welsh brys”, Münchener Studien zur Sprachwissenschaft 51: 243–247.1991: “The development of primitive Irish *aN before voiced stop”, Ériu 42: 13–25.1992: “The development of PIE *sk- in British”, Bulletin of the Board of Celtic Studies 39: 1–15.1993:“On the development of vowels before tautosyllabic nasals in Primitive Irish”, Ériu 44: 33–52.“Varia IV. OIr. dëec, dëac”, Ériu 44: 181–184.1994: “The Celtic adverbs for ‘against’ and ‘with’ and the early apocope of *-i”, Ériu 45: 151–189.1996: “OIr. gor ‘pious, dutiful’: meaning and etymology”, Ériu 47: 193–204.1997: “Animal, vegetable and mineral: Some western European substratum words”, in Sound Law and Analogy: Papers in Honor of Robert S.P. Beekes on the Occasion of His 60th Birthday, ed. Alexander Lubotsky. Amsterdam–Atlanta: Rodopi, pp. 293–316.1998: “The British word for ‘fox’ and its Indo-European origins”, JIES 26: 421–434.1999:“Vedic gr̥bhṇā́ti, gr̥bhāyáti and the semantics of *ye- derivatives of nasal presents”, Münchener Studien zur Sprachwissenschaft 59: 115–162.“Vowel rounding by Primitive Irish labiovelars”, Ériu 50: 133–137.“On henbane and early European narcotics”, Zeitschrift für celtische Philologie 51: 17–45.“The Celtic contribution to the development of the North Sea Germanic vowel system, with special reference to Coastal Dutch”, NOWELE 35: 3–47.2001: “Lost languages in Northern Europe”, in Early Contacts Between Uralic and Indo-European: Linguistic and Archaeological Considerations, eds. C. Carpelan, A. Parpola & P. Koskikallio. Helsinki: Mémoires de la Société Finno-Ougrienne: 417–425.2002: “The Rise and Fall of British Latin: Evidence from English and Brittonic”, in The Celtic Roots of English, eds. Markkuu Filppula, Juhani Klemola, & Heli Pitkänen. Joensuu: University of Joensuu, Faculty of Humanities, pp. 87–110.2003:“Athematic i-presents: the Italic and Celtic evidence”, Incontri Linguistici 26: 59–86.“The etymology of Welsh chwith and the semantics and etymology of PIE *k(ʷ)sweibʰ-”, Yr Hen Iaith: Studies in Early Welsh, ed. P. Russell. Aberystwyth: 1–23.2004:“Indo-European *smer- in Greek and Celtic”, in Indo-European perspectives: Studies in honour of Anna Morpurgo Davies, ed. J. Penney. Oxford: Oxford University Press, 292–299.“Apes, dwarfs, rivers and Indo-European Internal Derivation”, in Per aspera ad asteriscos: Studia Indogermanica in honorem Jens Elmegård Rasmussen sexagenarii Idibus Martiis anno MMIV, eds. Adam Hyllested, Anders Richardt Jørgensen, Jenny Helena Larsson, & Thomas Olander. Innsbruck: Institut für Sprachwissenschaft der Universität Innsbruck, pp. 507–511.“Der Tod des Festlandkeltischen und die Geburt des Französischen, Niederländischen und Hochdeutschen”, in Sprachtod und Sprachgeburt, eds. Peter Schrijver & Peter-Arnold Mumm. Bremen: Dr. Ute Hempen, pp. 1–20.2005: “Early Celtic diphthongization and the Celtic-Latin interface”, in New Approaches to Celtic Placenames in Ptolemy’s Geography, eds. J. de Hoz, R.L. Luján & Patrick Sims-Williams. Madrid: Ediciones Clásicas, 55–67.2007: “Some common developments of Continental and Insular Celtic”, in Gaulois et celtique continental, eds. Pierre-Yves Lambert & Georges-Jean Pinault. Geneva: Droz, 357–371.2011: Brythonic Celtic—Britannisches Keltisch: From Medieval British to Modern Breton, ed. Elmar Ternes. Bremen: Hempen Verlag.“Old British”, 1–85.“Middle Breton”, 358–429.2003: Review of UCLA Indo-European Studies Volume 1, edited by Brent Vine & Vyacheslav V. Ivanov, Kratylos 48: 89–93.2006: Review of Veni Vidi Vici: Die Vorgeschichte des lateinischen Perfektsystems, by Gerhard Meiser, Kratylos 51: 46–64. 
