| 5/74-6/76 | Don White |
| 6/76-6/78 | Kathy Masini Fiser |
| 6/78-6-80 | Frank Moffett |
| 6/80-6/82 | Ann Olson |
| 6/82-6/84 | Alma Greenwood |
| 6/84-6/85 | Jerri McCoy |
| 6/85-6/87 | Jan Smith |
| 6/87-6/88 | Jim Vosper |
| 6/88-6/89 | Bobbie Scott |
| 6/89-6/90 | Lois Taylor |
| 6/90-6/91 | Jerry Murphy |
| 6/91-6/93 | Al Goodwin |
| 6/93-6/95 | Howard Wick |
| 6/95-6/97 | Roger Newman |
| 6/97-6/00 | Ann Olson |
| 6/00-6/01 | Rich Davis |
| 6/01-6/03 | Dick Johnson |
| 6/03-6/05 | Steve Morrison |
| 6/05-6/06 | Kerry McHugh Upton |
| 6/06-6/08 | Pat Harper |
| 6/08-6/11 | Norman Dodge |
| 6/11-6/13 | Roger Newman |
| 6/13-6/16 | Eileen Dodge |
| 6/16-6/19 | Nancy Cordell |
| 6/19-6/22 | Kathy Erlandson |
| 6/22-6/23 | Laurel Haas |
| 6/23-9/23 | Tom Miller |
| 12/23- | Andy Carter |

OGS Past Presidents (photo from 45th Anniversary Celebration - May 2019)
From left to right: Pat Harper, Ann Olson, Eileen Dodge, Alma Greenwood, Roger Newman, Richard Johnson, Kerry McHugh Upton, Roberta Scott, Norman Dodge