I realized after creating some of the pages of award winners, that it might be easier to look at a list of authors by name, rather than finding them by award. Maybe this will help.

Lloyd Alexander National Book Award 1982
  National Book Award Finalist 1983, 1982, 1981 (Paperback), 1979
  Newbery Award 1969
  Newbery Honor 1966
Laura Adams Armer Newbery Award 1932
Avi Newbery Award 2003
  Newbery Honor 1992, 1991
Tom Bahti
Caldecott Honor 1973
Elizabeth Baity Newbery Honor 1952
Molly Bang Caldecott Honor 2000, 1984, 1981
Jay Hyde Barnum Caldecott Honor 1947
Joan Bauer Newbery Honor 2001
Marion Dane Bauer Newbery Honor 1987
  William White Allen Book Award 1989
Claire Huchet Bishop
Newbery Honor 1954, 1948
Joan W. Blos Newbery Award 1980
Carol Ryrie Brink Newbery Award 1936
Marcia Brown Caldecott Award 1983, 1962 , 1955
  Caldecott Honor 1954, 1953, 1952, 1951, 1950, 1948
Ashley Bryan Coretta Scott King - Illustrator Award 2008, 2004, 1981
  Coretta Scott King - Illustrator Honor 1998, 1992, 1988, 1987, 1983
  Coretta Scott King - Author Honor 1987
Betsy Byars Newbery Award 1971
Natalie Savage Carlson Newbery Honor 1959
Gennifer Choldenko Newbery Honor 2005
Arthur Bowie Chrisman
Newbery Award 1926
Ann Nolan Clark Newbery Award 1953
Will Clay Coretta Scott King - Illustrator Honor 1993
Beverly Cleary Newbery Award 1984
  Newbery Honor 1982, 1978
Bill and Vera Cleaver National Book Award Finalist (Childrens Books) 1979, 1974, 1971, 1970
Lucille Clifton
Coretta Scott King - Author Award 1984
  Coretta Scott King - Author Honor 1977, 1974
Elizabeth Coatsworth Newbery Award 1931
Floyd Cooper Coretta Scott King - Illustrator Award 2009
  Coretta Scott King - Illustrator Honor 1999, 1995, 1994
Barbara Cooney
Caldecott Award 1980, 1959
Susan Cooper Newbery Award 1976
  Newbery Honor 1974
Barbara Corcoran William White Allen Book Award 1972
Harold Courlander Newbery Honor 1948
Sharon Creech Newbery Award 1995
  Newbery Honor 2001
Karen Cushman Newbery Award 1996
  Newbery Honor 1995
Christopher Paul Curtis Coretta Scott King Author Award 2008, 2000
  Coretta Scott King Author Honor 1996
  Newbery Award 2000
  Newbery Honor 2008, 1996
  William White Allen Book Award 2002
Alice Dalgliesh Newbery Honor 1955, 1953, 1945
Edgar & Ingri D'Aulaire Caldecott Winner 1940
James Daugherty Newbery Award 1940
  Caldecott Honor 1957, 1939
Marguerite De Angeli Caldecott Honor 1955, 1945
  Newbery Award 1950
  Newbery Honor 1955
Meindert DeJong Newbery Award 1955
  Newbery Honor 1959, 1957, 1954, 1954 (Second Title)
Tomie de Paola Newbery Honor 2006
  Caldecott Honor 1976
Elizabeth Borton De Trevino Newbery Award 1966
Carl Deuker Golden Sower Award 2006, 2003, 1996
David Diaz Caldecott Winner 1995
Kate DiCamillo Newbery Award 2004
  Newbery Honor 2001
  National Book Award Finalist (YA Literature) 2001
Leo & Diane Dillon
Caldecott Award 1977, 1976
  Coretta Scott King Illustrator Award 1991
  Coretta Scott King Illustrator Honor 2008, 2005, 1996, 1986
Janina Domanska Caldecott Honor 1972
William Pene du Bois Newbery Award 1947
Roger Duvoisin
Caldecott Award 1948
  Caldecott Honor 1966
Eleanor Estes Newbery Award 1952
  Newbery Honor 1945, 1944, 1943,
Ian Falconer Caldecott Honor 2001
Nancy Farmer Newbery Honor 2003, 1997, 1995
  National Book Award Winner (YA Literature) 1996
Rachel Field Newbery Award 1930
  Newbery Honor 1932
Charles J. Finger Newbery Award 1925
Paul Fleischman Newbery Award 1989
  Newbery Honor 1983
  National Book Award Finalist (YA Literature) 2003
Sid Fleischman Newbery Award 1987
Valerie Flournoy Ezra Jack Keats New Author Award 1986
Esther Forbes Newbery Award 1944
Genevieve Foster Newbery Honor 1953, 1950, 1945, 1942
Paula Fox Newbery Award 1974
  Newbery Honor 1985
Jean Fritz Newbery Honor 1983
  National Book Award Winner (Childrens Books) 1983 (Hardcover)
Jean Craighead George Newbery Award 1973, 1960
  National Book Award Finalist 1973
Tibor Gergely Caldecott Honor 1955
Fred Gibson Newbery Honor 1957
Patricia Reilly Giff Newbery Honor 2003,1998
Jan Spivey Gilchrist
Coretta Scott King Illustrator Honor 1990
Elizabeth Janet Gray Newbery Award 1943
  Newbery Honor 1939, 1936, 1931
Bette Greene Newbery Honor 1975
  National Book Award Finalist 1974
Eloise Greenfield
Coretta Scott King Author Award 1978
  Coretta Scott King Author Honor 1992, 1990, 1980, 1978, 1976
Shannon Hale Newbery Honor 2006
Virginia Hamilton Newbery Award 1975
  Newbery Honor 1989, 1983, 1972
  Coretta Scott King Author Award 1996, 1986, 1983
  Coretta Scott King Author Honor 1990, 1989, 1986, 1985, 1984, 1979
  National Book Award Finalist (Childrens Books) 1983 (Hardback)
Walter Havighurst Newbery Honor 1950
Carl Hiaasen Newbery Honor 2003
Kevin Henkes Caldecott Award 2005
  Caldecott Honor 1994
  Newbery Honor 2004
Marguerite Henry Newbery Award 1949
  Newbery Honor 1948, 1946
Karen Hesse Newbery Award 1998
Jamake Highwater Newbery Honor 1978
Holling Clancey Holling
Newbery Honor 1952, 1949
  Caldecott Honor 1942
Jennifer L. Holm Newbery Honor 2007,2000
Polly Horvath Newbery Honor 2002
  National Book Award Winner (YA Literature) 2003, 1999
Irene Hunt Newbery Award 1967
  Newbery Honor 1965
Mable Leigh Hunt Newbery Honor 1951, 1943
Sulamith Ish-Kishor Newbery Honor 1970
Susan Jeffers Caldecott Honor 1974
D. B. Johnson Ezra Jack Keats New Author Award 2001
Clara Ingram Judson Newbery Honor 1958, 1954, 1951
Cynthia Kadohata Newbery Award 2005
Nicholas Kalashnikoff Newbery Honor 1952
Francis Kalnay Newbery Honor 1959
Ezra Jack Keats
Caldecott Award 1963
  Caldecott Honor 1970
E. L. Konigsburg Newbery Award 1997, 1968
  Newbery Honor 1968
Joseph Krumgold Newbery Award 1960, 1954
Madeline L'Engle Newbery Award 1963
  Newbery Honor 1981
Jean Latham Newbery Award 1956
Patricia Lauber Newbery Honor 1987
Robert Lawson Newbery Award 1945
  Newbery Honor 1958
Ursula K. LeGuin Newbery Honor 1972
Lois Lenski Newbery Award 1946
  Newbery Honor 1942, 1937
Gail Carson Levine Newbery Honor 1998
Betsy Lewin
Caldecott Honor 2001
E. B. Lewis
Caldecott Honor 2005
  Coretta Scott King Illustrator Award 2003
  Coretta Scott King Illustrator Honor 2010, 2001, 2000, 1999
Elizabeth Lewis Newbery Award 1933
Leo Lionni
Caldecott Honor 1970, 1968, 1964, 1961
Lois Lowry Newbery Award 1994, 1990
  Golden Sower Award 1995
Peter McCarty Caldecott Honor 2003
David Macaulay Caldecott Award 1991
  Caldecott Honor 1978, 1974
Robin McKinley Newbery Award 1985
  Newbery Honor 1983
Patricia McKissack Newbery Honor 1993
  Coretta Scott King Author Award 1995, 1993, 1990
  Coretta Scott King Author Honor 2004, 2000, 1997, 1995, 1993
Patricia MacLachlan Newbery Award 1986
Robert McCloskey Caldecott Award 1958, 1942
  Caldecott Honor 1954, 1953, 1949
Emily Arnold McCully
Caldecott Award 1993
Eloise Jarvis McGraw Newbery Honor 1997, 1962, 1953
Alida Sims Malkus Newbery Honor 1931
Cornelia Meigs Newbery Honor 1934
  Newbery Honor 1933, 1929, 1922
Dhan Gopal Mukerji Newbery Award 1928
Jim Murphy Newbery Honor 2004,1996
Christopher Myers Caldecott Honor 1998
  Coretta Scott King Illustrator Honor 2007, 2000, 1998
Walter Dean Myers Coretta Scott King Author Award 1997, 1992, 1980
  Coretta Scott King Author Honor 2007, 2000, 1998, 1994, 1993, 1989, 1985, 1976
  Newbery Honor 1993, 1989
Phyllis Reynolds Naylor Newbery Award 1992
Evaline Ness Caldecott Award 1967
  Caldecott Honor 1966, 1965, 1964
Emily Neville Newbery Award 1964
Clare Turlay Newberry Caldecott Honor 1951, 1943, 1941, 1939,
Sterling North Newbery Honor 1964
Scott O'Dell Newbery Award 1961
  Newbery Honor 1971, 1968
Tony Palazzo Caldecott Honor 1947
Linda Sue Park Newbery Award 2002
Anne Parrish Newbery Honor 1951, 1931, 1925
Katherine Paterson Newbery Award 1981, 1978
  Newbery Honor 1979
Susan Patron Newbery Award 2007
Gary Paulsen Golden Sower Award 2002
  Newbery Honor 1990, 1988, 1986
Richard Peck Newbery Award 2001
  Newbery Honor 1999
  National Book Award Finalist 2003, 1998
Lynne Rae Perkins Newbery Award 2006
Brian Pinkney Caldecott Honor 1999, 1996
  Coretta Scott King - Illustrator Award 2000
  Coretta Scott King - Illustrator Honor 1999, 1996 , 1993
Jerry Pinkney Caldecott Honor 2003, 2000, 1995, 1990, 1989
  Coretta Scott King - Illustrator Award 2002, 1997, 1989, 1987, 1986
  Coretta Scott King - Illustrator Honor 2009, 2005, 1990
Leo Politi
Newbery Award 1950
  Caldecott Honor 1949, 1947
Marjorie Priceman Caldecott Medal 1996
  Caldecott Honor 2006
James Ransome Coretta Scott King - Illustrator Award 1995