These individuals gave generously to the Hoosier Chapter of the Sierra Club in 2001:
| Anonymous (3) |
| Jerry and Susan Albrecht |
| Albert Allen |
| Waltraud Arnold |
| Jeffrey Arnold |
| Alexander Arzumanian |
| Ruth and Kenton Atwood |
| Michael Austin |
| Eleanor Bachmann |
| Marvin Bailey |
| Max Bailey |
| Mark Balph |
| Jo Banks |
| Robert Barrows |
| Arthur Beeler |
| Robert Belanger |
| Mary Bender |
| Elliott Berger |
| Marilyn Berling |
| Mary Bersig |
| Doris Bever |
| Elizabeth Beyer |
| Joe Bina |
| Lincoln Blake |
| Kristy Blankenship |
| Jonathon and Emily Block |
| Thomas and Jill Boerigter |
| Drew Boggs |
| Richard Bolin |
| Jean Bowman |
| Charles Bowman |
| William Brewer |
| Joseph Bronnert |
| Beth Brown |
| Sherry Brown |
| Susan Bryant |
| Rex Buckley |
| Raul Burciaga |
| Franklin Bynum |
| Don Campbell |
| Duane and Pat Carmony |
| Linda Carpenter |
| Robert and Janice Carrico |
| Elma and Gary Chapman |
| Gregory Chase |
| Jean Chmielewski |
| Jerry Claeys |
| Ann Clark |
| John Coleman |
| Ray Comer |
| James Cooney |
| Linda Cooper |
| Gordon and Harriet Coppoc |
| Janelle Couture |
| June Cravens |
| Katie Crossen |
| Greg Cunningham |
| Marcia Daehler |
| Shelley Dauderman |
| Albert Daunoras |
| John Derbin |
| Ann Dettwiler |
| Ann Dickey |
| Cheryl Diehl |
| Ray Domino |
| Wiltrud Dost |
| Stacy Douglas |
| Vera Dulin |
| William and Jane Dumond |
| Stephen Dunlop |
| Bob Duvall |
| Mabel Easton |
| Marion Eller |
| Mary Engberg |
| Alan and Michelle Engel |
| Jane Erdman |
| Rick Ernst |
| James and Joan Ferguson |
| F. Filippini |
| John and Charlotte Finks |
| Ken Fitzgerald |
| Mr. and Mrs. Malcolm Fleming |
| William Fortune |
| Jane Frankenberger |
| E. Frankland |
| Alvin and Doris Freeman |
| Burk Friedersdorf |
| Carol Gadbaw |
| Judith Ganser |
| Sergio Garcia |
| Nancy Gehlhausen |
| Gordon and Judith Gibson |
| John Gibson |
| Donna Giroux |
| Valerie Goetz Doud |
| Lorraine Goldenberg |
| Irvin Grossack |
| Allan Gutstadt |
| Lewis Haber |
| Louis Hajmasy |
| James Ham, III |
| Kenneth Hamilton |
| Elsa Harik |
| Ruth Harner |
| Larry Harris |
| April Hawkins |
| Peter and Christy Hendon |
| David Hildebrand |
| Diane Hill |
| Lynne Himelstein |
| Nancy and Michael Hoff |
| Dona Hoilman |
| Art Hopkins |
| Myra Horning |
| Judith Howell |
| Sarah Huber |
| Daniel Humphrey |
| Diane Jang |
| Mark Lipton |
| Ralph Jersild, Jr. |
| Michael Job |
| Gladys Johnson |
| Mary Johnson |
| Douglas and Casey Johnson |
| Sidney Johnson |
| Carlyn and Daniel Johnson |
| Jeff Jones |
| Richard and Marguerite Kadle |
| Jerry Kaplan |
| Kevin and Pamela Kelly |
| John Kelley |
| Kelley Kelsey |
| Robert and Phyllis Kerdasha |
| Rita Kleemann |
| Ronald Kriha |
| Sheryl and Dave Krohne |
| Elizabeth Anne Kuester |
| Diane Kuhl |
| Micheal Kuhl |
| Joseph Ladowski |
| Compton Lander |
| Joan Lauer |
| A. Christopher Lee |
| Jordan Leibman |
| Damon Lettich |
| Dorothy Lewis |
| Carol Lineberry |
| Yvonne Lingo |
| Kenneth Lipkowitz |
| Mary Ann Lochner |
| Aase Loescher |
| Andrew Luescher |
| Tom Lyon |
| Scott Mainwaring |
| Terry and Constance Marbach |
| Wesley Mark |
| Danile and John Martens |
| Karen Martin |
| Max Mason |
| John Matens |
| Karen Martin |
| Max Mason |
| John Matens |
| Linda Maurer |
| Martha McAndrews |
| Jim Metzer |
| Fred Meyer |
| Sandra Miles |
| Richard Miller |
| David Mills |
| JoAnn Mullen |
| Beulah Murphy |
| William Nicoll |
| Sue Norris |
| Barbara Norton |
| Michael Nutini |
| Kelli O’Brien |
| Sue Owens |
| Kami Parker |
| Don Parker |
| Geraldine Peiffer |
| Robert Pelton |
| John and Mary Pelton |
| Margaret Perdue |
| Jill Perelman |
| Don Phillips |
| Hollis Pistole |
| Rita Plahetka |
| Thomas Podwell |
| Carol Polsgrove |
| Jack Posey |
| Jeffrey Price |
| Jan Purse-Wiedenhoeft |
| Kenneth Reeve |
| William and Rebecca Rettig |
| George Rhodes |
| Dan Rodenbeck |
| Pamela Rogalski |
| James Roers |
| Jim and Phyllis Ruthenburg |
| S.F. Roling |
| David Scheidler |
| Janet Schmidt |
| Mary Schmutte |
| Brigitte Schoner |
| James Schreiner |
| Phillip Schrodt |
| Ralph Schwab |
| Linda Simon |
| Esther Smail |
| Mary Ellen Smith |
| Verna Smith |
| Marty Smith |
| Rosemary Spalding |
| Michael Spicuzza |
| Andrew Spite |
| Charles and Nancy Stanton |
| Roger Stark |
| Helen Steussy |
| Al Strickholm |
| Melvin Stromberg |
| Thomas Thorne-Thomsen |
| Patricia Tokar |
| Charles Turner |
| Warren Ugent |
| Ronald Vitello |
| Martha Wailes |
| Margaret Ann Walke |
| W.E. Walker |
| Steven Warner |
| Lyndel Wasson |
| Austin Watrous |
| Linda Waugh |
| Elizabeth Weber |
| Morris and Bobbi Whitlock |
| Dennis Williams |
| Craig Williams |
| Mr. and Mrs. Russell Wills |
| Phillip Wilmore |
| Andy Wilson |
| Jerry and Jane Wilson |
| Rita Wise |
| Sally Witwer |
| Barbara Woodard |
| Leo and Elaine Wootner |
| Betty Wrigley |
| Jim Wyatt |
| Barbara Yochum |
| Pamela Yttri |
