Superfudge by Judy Blume
The Phantom Tollbooth by Norton Juster
Baseball In April and Other Stories by Gary Soto
Chasing Redbird by Sharon Creech
Anne Frank, The Diary of a Young Girl by Anne Frank
Dear Mr. Henshaw by Beverly Clearly
The Moviegoer by Walker Percy
A Pilgrim At Tinker Creek by Annie Dillard
Roll Of Thunder, Hear My Cry by Mildred Taylor
The Canning Season by Polly Horvath
Frindle by Andrew Clements
Have Spacesuit, Will Travel by Robert Heinlein
From the Mixed Up Files of Mrs. Basil E. Frankweiler by E.L. Konigsburg
The Illustrated Man by Ray Bradbury
Holes by Louis Sachar
Sideways Stories from Wayside School by Louis Sachar
A Canticle For Liebowitz by Walter Miller
Wait Till Helen Comes, A Ghost Story by Mary Downing Hahn
Maniac Magee by Jerry Spinelli
Hatchet by Gary Paulsen
Here is a complete list of Newbery Medal winners!
http://www.powells.com/prizes/newbery.html (from Powell's Books)