TextOneZero Europe 2001, London
September 10-11: Focuses on digital publishers, distribution of text across the Internet, new screen technologies and digital libraries.

L'Academie de la Roche d'Hys, Burgundy, France
October 15-20: Sponsored by ForeWord Magazine, the program consists of publishing courses designed to help independent presses integrate e-commerce into their existing business models.

EContent 2001, Santa Clara, CA 
November 12-13: Focuses on the people, companies, products and issues in the digital content industry.

Electronic Book 2001, Washington DC 
November 5-7: 4th Annual Electronic Book conference sponsored by NIST and NISO 

Charleston Conference: Issues in Book & Serial Acquisition, Charleston, SC
October 31 - November 3: ebooks are among the many topics to be discussed 

17th ACM Symposium on Applied Computing, Madrid Spain
March 10-14, 2002: Special track- "Electronic Books for Teaching and Learning"

L'Academie de la Roche d'Hys, Burgundy, France
Marcxh 20-24, 2002: Sponsored by ForeWord Magazine, the program consists of publishing courses designed to help independent presses integrate e-commerce into their existing business models

Do you know of an upcoming ebook conference not listed here?  If so, please send me an email with the relevant information and I will add it to the list.