Yamuna Kachru (यमुना काचरु, (Devanagari)) (5 March 1933 in Purulia, West Bengal, India - 19 April 2013 in Urbana, Illinois) was Professor Emerita of Linguistics at University of Illinois at Urbana-Champaign.
Kachru studied linguistics at Deccan College in Poona, India, and then at the University of London. She later taught Hindi at the School of Oriental and African Studies, London until she moved to the University of Illinois in 1966. She held the post of Professor of Linguistics at the University for almost 40 years.
She wrote the first grammar of Hindi, and was considered a leading international authority on the language's grammar. She published a series of research articles in applied linguistics, mostly on the problem of linguistic creativity. Kachru also worked on the area of second language acquisition.
- "An Introduction to Hindi Syntax" (1967)
- "Aspects of Hindi Grammar" (1980)
- "Intermediate Hindi" (with Rajeshwari Pandharipande, 1983)
- "Hindi" (a grammar, 2006)
- "World Englishes in Asian Contexts" (with Cecil Nelson, 2006)
- "Handbook of World Englishes" (edited with Braj Kachru and Cecil Nelson, 2007)
- "Cultures, Contexts, and World Englishes" (co-authored with Larry Smith, 2008)
- "Language in South Asia" (edited with Braj Kachru and S.N. Sridhar, 2008).
- "Obituaries: Yamuna Kachru". The News-Gazette. Champaign, Illinois. 29 May 2013. Retrieved 15 June 2016.
- "पद्मभूषण डॉ. मोटूरि सत्यानारायण पुरस्कार". Archived from the original on 1 March 2012.
- Lynn, Andrea (13 September 2006). "U. of I. linguistics scholar to receive Presidential Award in India" (Press release). Champaign: University of Illinois. Illinois News Bureau. Retrieved 15 June 2016.