2010 Co-Chairs Kim Theiss and Peggy White Theme Rock & Roar		2009 Chair Patricia G. Cutilletta Theme Spots and Stripes Forever: Celebrating an American Treasure		2008 Co-Chairs Susan F. Erler and Karen V. Peterson Theme An Evening in the Emerald City

2007 Co-Chairs Debra M. Clamage and Anne S. Heller Theme Zoodio 54: The Glittering Ball		2006 Co-Chairs Joan Leydon Siff and Kimberly Orput van der Zanden Theme Timbuktu to Xanadu: An Exotic Evening at the zoo

2005
Chair  Anne S. Heller
Co-Chairs  Joan Leydon Siff and Abby Didrickson Zanarini
Theme  Zoolin Rouge

2004
Co-Chairs  Josephine E. Heindel and Myra Reilly
Theme  Swing!

2003
Co-Chairs  Courtney J. McEniry and Josephine E. Heindel
Theme  Carnevale! Animali! A Venetian Masked Ball

2002
Chair  Martha Cannis
Co-Chairs  Trudene Giesel and Karen L. Meister
Theme  Bamboleo:  The Rhythm of South America

2001
Chair  Karen Goodyear
Co-Chair  Diane Sprenger Clark
Co-Chair  Gale Gottlieb
Theme A Walk on the Wild Side

2000
Chair Nan Nygaard
Co-Chair  Debra M. Clamage
Theme  Music of the Night

1999
Chair Dana Shepard Treister
Co-Chairs  Donna LaPietra and Joan Sulzer Werhane
Theme  Cirque du ZOOleil:  Deja ZOO

1998
Chair Donna LaPietra
Co-Chair  Denise L. Stefan
Theme  Cirque du ZOOleil

1997
Chair Denise L. Stefan
Theme  20th Anniversary of the Women’s Board

1996
Chair Mrs. Ralph W. Applegate, Jr. (Helen)
Co-Chairs Mrs. Allen Hochfelder (Stephanie) and Mrs. Victor L. Lewis, Jr. (Jayne)
Theme  Zoo Babies Ball

1995
Chair Marie L. Gaudette
Co-Chairs  Mrs. William E. Bennett (Susan) and Sonia Blicharz Larkin
Theme  Orient Yourself to the Zoo

1994
Chair Myra Risher
Co-Chairs  Mrs. David C. Phillips (Susan) and Denise L. Stefan
Theme The Magic of Lincoln Park Zoo

1993
Co-Chairs  Mrs. Clark Hagerty (Jean) and Mrs. Michael J. Oslac (Emma)
Theme  ExZOOberance (20th Anniversary of the Women’s Board)

1992
Co-Chairs  Mrs. Saul Siegel (Janis) and Mrs. Jan Tom Wong (Janice)
Theme  Aurora Borealis – An Evening Under the Stars (Canadian)

1991
Co-Chairs  Mrs. Thomas C. Sheffield, Jr. (Pam) and Mrs. Michael R. Treister (Dana)
Theme Swiss Soiree

1990              
Co-Chairs  Mrs. John F. Hechinger (Mary) and Mrs. Robert O. Wienke (Jane)
Theme A Night on the Nile

1989
Co-Chairs  Nena Ivon and Mrs. Michael P. O’Malley (Kay)
Theme  Le Bal du Zoo (French)

1988
Co-Chairs Mrs. J. Paul Beitler (Penny) and Mrs. Wayne C. Stevens (Suzanne)
Theme Bali, Bangkok, and Beyond

1987
Co-Chairs  Mrs. James R. Adams, Jr. (Jenny) and Mrs. John M. Trainer, III (Nancy)
Theme  A Midsummer Night’s Fantasy

1986
Co-Chairs Cynthia Holmes and Mrs. James Schink (April)
Theme Zoo Ball Fiesta

1985
Chair  Mrs. Robert L. Giesel (Trudy)
Co-Chairs  Mrs. Raymond H. Drymalski (Sally) and Mrs. Ronald M. Gonsky (Carol)
Theme  A Walk on the Wild Side (Safari)

1984
 Co-Chairs Mrs. Edward Goldfarb (Alicia Kimball) and Mrs. Jerry K. Pearlman (Barbara)
Theme  200th Anniversary of Hot Air Ballooning

1983
Co-Chairs Mrs. Louis A. Lehr, Jr. (Sherry) and Mrs. Dennis A. Molloy, Jr. (Mary Jane)
Theme  No Theme, just an elegant party!

1982               
Chair Mrs. Melvin A. Olshansky (Roberta) and
Co-Chair Mrs. Andrew McNally, IV (Jeanine)
Theme  Brazilian Mardi Gras

1981
Co-Chairs  Mrs. Owen H. Deutsch (Bonnie) and Mrs. Edward Byron Smith, Jr. (Maureen)
Theme  The Zoo Ball – A Circus Extravaganza

1980
Co-Chairs  Mrs. Charles A. Ault, III (Valerie) and Mrs. Richard J.L. Senior (Diana)
Theme  Super Zoo Ball

1979
Co-Chairs Mrs. Arthur L. Dunne (Meg) and Mrs. Charles P. Leffel (Gay)
Theme Friday the 13th – Black Cats

1978               
Chair Mrs. Robert M. Steiner (Penny)
Theme Penguin Theme

1977             
Chair  Mrs. Keith K. Stocker (Debbie)
Theme  Zoo La La