The Century Club honors members of the Rotary Club of Green Bay who have served Rotary for many years. Selection is based on a member having his/her combined age and years of service as a Rotarian equal to at least 100. The charter members were inducted April 12, 1999
| Name | Year Inducted |
| Peter Dorschel | 1999 |
| Alfred "Fritz" Fleck | 1999 |
| Reynold "Swanee" Swanson | 1999 |
| Fred Barnes | 1999 |
| Jim Gagnon | 1999 |
| Bob Vander Zanden | 1999 |
| Leroy Bruechert | 1999 |
| Bob Southard | 1999 |
| Armin DeGelleke | 1999 |
| Jim Madigan | 1999 |
| Jim Bowley | 1999 |
| Ken Lindemann | 2000 |
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